Breeding West Highland White Terriers

Complete Guide for Responsible Breeders

Breeding West Highland White Terriers requires a deep understanding of the breed's unique challenges, particularly the high prevalence of atopic dermatitis affecting 25% of the population and the significant carrier frequency for craniomandibular osteopathy. This guide provides mid-level breeders with breed-specific data on health testing requirements, reproductive realities, genetic screening protocols, and the economic framework for producing healthy, typey Westies.

Breed Overview

The West Highland White Terrier originated in Scotland in the 19th century, bred specifically for hunting vermin including foxes, badgers, otters, and rodents in the rugged Scottish Highlands. Colonel Edward Donald Malcolm of Poltalloch is credited with developing the breed after accidentally shooting a reddish-brown terrier while hunting, mistaking it for a fox. He began selectively breeding for white terriers to prevent such accidents. Originally called the Roseneath Terrier, the breed was recognized by the AKC in 1908 and renamed the West Highland White Terrier in 1909.

As a member of the Terrier Group, the West Highland White Terrier maintains its working terrier heritage with a bold, confident temperament and remarkable hunting instinct. Currently ranked #41 in AKC registrations, the breed demonstrates stable popularity with consistent demand for well-bred puppies. This stability reflects the Westie's enduring appeal as both a companion and show dog, though breeders face increasing scrutiny around health testing given the breed's documented health challenges.

The West Highland White Terrier Club of America (WHWTCA) serves as the AKC parent club, providing extensive health resources, breeder education, and CHIC program guidelines at westieclubamerica.com. The club's emphasis on health testing and genetic screening reflects the breed's documented susceptibility to atopic dermatitis, craniomandibular osteopathy, and other hereditary conditions that responsible breeders must address through selection.

Breed Standard Summary for Breeders

The West Highland White Terrier breed standard describes a small, game, well-balanced, hardy-looking terrier exhibiting good showmanship, possessed with no small amount of self-esteem, strongly built, deep in chest and back ribs, with a straight back and powerful hindquarters on muscular legs, showing considerable strength in a small package. For breeding decisions, the standard prioritizes several structural and temperament characteristics that directly impact selection.

Males stand 11 inches at the withers and weigh 15-22 pounds, while females stand 10 inches and weigh 13-16 pounds. This is one of the few breeds with an exact height specification rather than a range, making size consistency critical in breeding stock. Oversized or undersized dogs compromise breed type and should be avoided as breeding animals regardless of other qualities.

The only disqualification is any coat color other than white, making this the simplest color genetics of any breed. Serious faults include excess timidity or excess pugnacity (temperament faults that are highly heritable), nose color other than black, light-colored eyes, weak or low-set ears, body proportions that are too short or too long, straight stifles or cow hocks, and lack of pigmentation on eye rims, pads, or toenails. These faults directly impact breed type and many have functional or health implications.

Key breeding priorities include sound temperament that is confident but not aggressive, correct terrier structure and proportions (compact body slightly longer than tall), strong level topline with no roach or sway, proper coat texture with a hard straight outer coat about 2 inches long and soft undercoat, deep chest reaching to elbows with well-sprung ribs, straight front legs with good bone, proper angulation in the hindquarters, dark eyes with sharp intelligent expression, and black nose and eye rim pigmentation. Evaluate breeding stock critically for these priorities as they define correct Westie type.

Reproductive Profile

West Highland White Terriers average 4 puppies per litter with a typical range of 2-6 puppies. This small litter size is characteristic of small terriers and requires careful economic planning as breeding costs remain constant regardless of puppy count. The litter size distribution shows 35% of litters produce exactly 4 puppies, 25% produce 3 puppies, 20% produce 5 puppies, 15% produce only 2 puppies, and just 5% produce the maximum of 6 puppies. Singleton litters occasionally occur and present increased whelping risk due to disproportionate puppy size.

The C-section rate for West Highland White Terriers is estimated at 18%, based on small terrier averages rather than published Westie-specific data. Most Westies whelp naturally without complications, but breeders should be prepared for surgical intervention, particularly with first-time mothers, small litters (singleton or two-puppy litters that produce larger individual puppies), or bitches over 6 years old. Common whelping methods favor natural delivery with veterinary standby.

Fertility challenges in West Highland White Terriers center on the small litter size requiring careful breeding timing to maximize conception success. Proper progesterone testing is critical for identifying the optimal breeding window, as missing the narrow fertile period often results in missed breedings or reduced litter sizes. Singleton or two-puppy litters can lead to difficult births due to disproportionate puppy size when limited fetal competition allows excessive growth. Some lines demonstrate lower fertility rates requiring veterinary reproductive assessment to rule out underlying issues.

Natural breeding is strongly preferred in West Highland White Terriers, with fresh artificial insemination acceptable if natural breeding is unsuccessful due to behavioral or physical constraints. Frozen semen AI is possible but requires an experienced reproductive veterinarian and typically yields smaller litter sizes than natural breeding or fresh AI. The breed's compact size and generally cooperative temperament make natural breeding the most practical and successful approach for most breeding programs.

Breeding Age and Timeline

Female West Highland White Terriers typically experience their first heat cycle at 6-9 months of age, though this varies by individual and bloodline. Early maturation is common in small breeds, but breeders must resist the temptation to breed at the first heat. Recommended first breeding age is 2 years for both females and males, allowing time for complete physical maturity and all required health clearances including OFA hip and patella evaluations that cannot be performed until minimum ages are met.

The OFA minimum testing age for West Highland White Terriers is 24 months for hip dysplasia evaluation, which also screens for Legg-Calvé-Perthes disease. Patellar luxation can be evaluated at 12 months minimum, and eye examinations can begin at 12 months but must be repeated annually. The CMO DNA test has no minimum age restriction and should be performed before breeding decisions are finalized. This testing timeline means breeders cannot complete all required health clearances until a dog is at least 2 years old, naturally aligning with the recommended first breeding age.

Female West Highland White Terriers should be retired from breeding by 6-8 years of age or after producing a maximum of 5 litters, whichever comes first. Advanced maternal age increases risks of uterine inertia, difficult whelping, and reduced litter sizes. Males can remain fertile much longer but should also be retired by 8-10 years to allow focus on younger proven producers and prevent overuse of popular sires that concentrates genetic influence excessively.

A complete breeding timeline from health testing through puppy placement spans approximately 18-24 months: health testing completed by 24 months, breeding occurs during an optimal heat cycle with progesterone timing, 63-day gestation, 8-10 week puppy raising period before placement, and several months for evaluation of the breeding results and puppy development before planning the next litter. Responsible breeders allow females to fully recover between litters, typically skipping at least one heat cycle between breedings.

Required Health Testing

The West Highland White Terrier CHIC program requires four specific health clearances that address the breed's documented hereditary conditions. Hip Dysplasia evaluation through OFA screens for both hip dysplasia and Legg-Calvé-Perthes disease, a form of avascular necrosis of the femoral head that affects small terriers. This radiographic evaluation costs approximately $200 and must be performed at minimum 24 months of age. Results are reported as Excellent, Good, Fair (all acceptable for breeding), or Dysplastic (should not be bred).

Patellar Luxation evaluation through OFA assesses kneecap stability, screening for the genetic predisposition to patellar luxation common in small breeds. This physical examination by a veterinarian costs approximately $75 and can be performed at minimum 12 months of age. Results are graded 0 (normal), 1 (mild), 2 (moderate), 3 (severe), or 4 (severe with permanent dislocation). Only Grade 0 dogs should be bred; Grade 1 may be breeding-acceptable in exceptional individuals but carries risk of producing affected offspring.

Eye Examination by a board-certified ACVO ophthalmologist screens for hereditary eye diseases including cataracts, retinal dysplasia, and lens luxation. The examination costs approximately $75 and must be performed at minimum 12 months of age with annual re-examination recommended until at least 8 years of age to detect late-onset conditions. Results indicate clear, breeder (affected but condition allows breeding with informed mate selection), or affected (should not be bred depending on condition severity).

Craniomandibular Osteopathy DNA Test is a breed-specific requirement unique to West Highland White Terriers and related breeds. This DNA test detects the autosomal recessive mutation that causes CMO, a painful bone disease affecting the jaw during puppyhood. The test costs approximately $65, has no minimum age requirement, and provides results of clear (no copies of the mutation), carrier (one copy), or affected (two copies). This is the most critical DNA test for Westie breeders given the approximately 36% carrier frequency in the population.

Total estimated cost for required CHIC testing is $415 initially (hips $200, patella $75, eye $75, CMO DNA $65), plus $75 annually for eye re-examinations. Additional recommended tests beyond the CHIC minimum include Globoid Cell Leukodystrophy (GCL) DNA test at $65 screening for Krabbe disease (a fatal neurological condition), Thyroid Panel through OFA at $125 screening for hypothyroidism and autoimmune thyroiditis, and Cardiac Evaluation at $75 screening for congenital heart defects. These additional tests add $265 but provide valuable health information for breeding decisions.

Results for all OFA evaluations and DNA tests should be publicly registered with OFA and viewable on the OFA website, providing transparency for puppy buyers and fellow breeders. CHIC certification is achieved when all four required tests are completed and results submitted to OFA regardless of outcomes, though responsible breeders only breed dogs with acceptable results on all tests. Annual eye examinations ensure ongoing clearance status as some conditions develop later in life.

Hereditary Health Conditions

Atopic Dermatitis (allergic skin disease) is the most common health issue in West Highland White Terriers, affecting approximately 25% of the population. This polygenic condition with genetic predisposition causes intense itching, skin redness, recurrent ear infections, paw licking, hair loss, and secondary bacterial or yeast infections. Symptoms often begin seasonally between 6 months to 3 years of age but typically progress to year-round problems. While no DNA test is available, breeders must avoid breeding dogs with severe atopic dermatitis and carefully review pedigrees for patterns of skin disease across multiple generations. The high prevalence makes this the single most important health consideration in Westie breeding programs.

Craniomandibular Osteopathy (CMO) demonstrates an autosomal recessive inheritance pattern with a carrier frequency of approximately 36% in the West Highland White Terrier population. Clinical cases are less common than the carrier frequency suggests due to incomplete penetrance, but affected puppies experience painful jaw swelling, difficulty eating, drooling, intermittent fever, and muscle atrophy in the head between 3-8 months of age. The condition typically regresses by maturity but causes significant suffering during the growth period. A DNA test is available and mandatory for CHIC certification. Breeding clear x clear produces only clear puppies, clear x carrier produces 50% clear and 50% carrier puppies (none affected), carrier x carrier produces 25% clear, 50% carrier, and 25% affected puppies (never acceptable), and two affected dogs should never be bred.

Globoid Cell Leukodystrophy (Krabbe Disease) is a rare but fatal autosomal recessive neurological disease caused by a GALC gene mutation. Affected puppies develop progressive muscle weakness, tremors, incoordination, difficulty walking, and eventually paralysis between 6-22 weeks of age. The condition is fatal. A DNA test is available and strongly recommended as part of a comprehensive health screening program. The same carrier breeding rules apply as for CMO: never breed two carriers together as this produces a 25% risk of affected puppies with this invariably fatal disease.

Legg-Calvé-Perthes Disease shows moderate prevalence in West Highland White Terriers and other small terriers. This polygenic condition involves avascular necrosis of the femoral head, causing lameness in the rear leg, pain in the hip, and muscle atrophy typically appearing at 5-8 months of age. No DNA test is available, but the condition is screened through the required OFA hip radiographs. Affected dogs should not be bred, and pedigrees should be reviewed for patterns of Legg-Calvé-Perthes disease in relatives before breeding decisions are finalized.

Patellar Luxation is common in small breeds with specific prevalence data in Westies not published but presumed significant. This polygenic condition causes the kneecap to pop out of place, resulting in intermittent lameness, skipping gait, and varying severity graded 1-4. Age of onset is variable, often between 4-6 months to adulthood. OFA evaluation is required for CHIC and provides a grade of 0 (normal, breed freely), 1 (mild, breeding questionable even in exceptional individuals), or 2-4 (moderate to severe, do not breed). Only breed Grade 0 dogs to avoid perpetuating this debilitating structural condition.

Copper Storage Hepatopathy has been documented in West Highland White Terriers but prevalence is unknown. A hereditary basis is suspected but the inheritance mode has not been determined. Affected dogs develop chronic liver disease with jaundice, lethargy, poor appetite, weight loss, vomiting, and neurological signs in advanced cases typically appearing between 2-6 years of age. No DNA test is available. Breeders should avoid breeding dogs with diagnosed copper hepatopathy or individuals from heavily affected lines based on pedigree analysis.

Pulmonary Fibrosis (sometimes called Westie Lung Disease) demonstrates rare to moderate prevalence with specific data lacking and a suspected genetic component of unknown inheritance mode. Affected dogs develop progressive breathing difficulty, cough, exercise intolerance, and crackling lung sounds typically in middle to older age (8+ years). The condition is progressive and fatal. No test is available to identify affected dogs before breeding age, making pedigree documentation critical. Breeders should document any cases in pedigrees and avoid breeding dogs with diagnosed pulmonary fibrosis or close relatives of affected individuals.

Color and Coat Genetics

West Highland White Terriers are exclusively white by breed definition, making color genetics the simplest of any AKC breed. The only accepted color is white, and any coat color other than white is a disqualification. The genetic basis is likely extreme white spotting (piebald) at the S locus, possibly sp/sp genotype, though the exact genetic mechanism has not been fully mapped. Additional modifying genes may be involved but remain uncharacterized.

There are no color breeding decisions to make in West Highland White Terriers as all dogs are genetically fixed for white. This eliminates the complex color planning required in many other breeds. Slight wheaten or cream tipping on puppies is acceptable under the breed standard and fades with maturity, typically disappearing completely by 12-18 months of age as the adult coat texture develops.

The breed is fixed for white with no color-linked health issues reported. Unlike some white breeds that carry risks of deafness (associated with merle or extreme white piebald in other breeds), West Highland White Terriers do not demonstrate increased incidence of hearing impairment related to their coat color. The white coat was specifically selected for visibility during hunting in Scotland, demonstrating the breed's form-follows-function heritage.

No DNA color tests are relevant for West Highland White Terrier breeding decisions. Breeders should focus health testing resources on the required OFA evaluations and DNA screening for CMO and GCL rather than color genetics that are already fixed in the breed. Any puppy exhibiting color other than white with acceptable wheaten tipping should be investigated for pedigree authenticity.

Selecting Breeding Stock

Conformation priorities when selecting West Highland White Terrier breeding stock begin with correct proportions: a compact, balanced body that is slightly longer than tall, maintaining the working terrier silhouette. The topline must be strong and level with no roach or sway, as topline faults compromise working ability and breed type. Proper head proportions include a slightly domed skull, distinct stop, and strong muzzle with balanced ratios. Dark brown eyes with a sharp, intelligent expression are essential; light eyes are a serious fault that detracts from correct breed expression.

Black nose and eye rim pigmentation is mandatory, with lack of pigmentation considered a serious fault. Small, pointed ears must be carried erect and set wide on the skull; weak, fine, long, or low-set ears are serious faults that change head type dramatically. The chest must be deep, reaching to the elbows, with well-sprung ribs providing adequate heart and lung room for a working terrier. Straight front legs with good bone support the deep chest, and powerful hindquarters with proper angulation provide drive and agility.

Correct coat texture ranks among the highest breeding priorities: the outer coat must be hard and straight, approximately 2 inches long, with a soft undercoat. Soft, silky, or wavy coats are common faults that compromise the breed's ability to work in harsh weather and underbrush. Excessive sculpting and grooming in the show ring can mask true coat texture, requiring breeders to evaluate breeding stock in natural coat or between shows to assess genuine texture.

Common faults to select against include soft or incorrect coat texture, light eyes (yellow or amber rather than dark brown), lack of pigmentation on the nose or eye rims (pink rather than black), low or wide ear set that changes expression, long narrow bodies (resembling a Sealyham), straight stifles or cow hocks that compromise movement, weak or sloping toplines, shallow chests that reduce working capacity, and temperament faults including timidity or aggression. Any dog exhibiting serious temperament issues should be eliminated from breeding consideration regardless of structural quality, as temperament is highly heritable.

Temperament evaluation is critical in West Highland White Terriers. The breed should be confident, alert, and self-assured with typical terrier pluck. Evaluate breeding stock for stable temperament free from shyness, aggression, or noise sensitivity. Westies should be friendly but independent, bold but biddable. Observe interaction with strangers, novel stimuli, and handling. Dogs that show fear, aggression, or excessive noise sensitivity should not be bred regardless of physical structure, as temperament problems perpetuate through offspring.

The average coefficient of inbreeding (COI) in West Highland White Terriers is approximately 12.5%, with Institute of Canine Biology data showing about half the current population has COI greater than 12.5% (equivalent to half-sibling parents). Target COI should be under 6.25% (less than first-cousin mating equivalent) to maintain genetic diversity and hybrid vigor. Use genetic diversity tools and outcross pedigrees where possible, avoiding popular sire syndrome that concentrates genetic influence excessively. Higher COI correlates with increased expression of recessive health conditions and reduced fertility, litter size, and longevity.

Stud selection should prioritize health clearances (all CHIC requirements complete with acceptable results, particularly CMO and GCL clear or carrier status documented), temperament excellence, structural soundness addressing any faults in the bitch, proven producing record if available, and pedigree diversity to achieve target COI under 6.25%. Stud fees for proven, health-tested West Highland White Terrier males range from $800-2,000, with championship titles and proven producing records commanding fees at the higher end. Pet-quality or unproven studs may charge $500-800. Top-producing champions may exceed $2,000 for frozen semen shipments or proven genetics.

Whelping and Neonatal Care

Natural whelping is recommended and most common for West Highland White Terriers, with the majority of bitches delivering healthy litters without complications. However, breeders must monitor closely for signs of dystocia and have veterinary support on standby, particularly for first-time mothers, small litters, or bitches over 6 years old. The estimated 18% C-section rate reflects emergency interventions rather than planned surgical deliveries.

Breed-specific whelping complications include increased dystocia risk with singleton or two-puppy litters, as limited fetal competition can result in disproportionate puppy size that makes passage through the birth canal difficult. The relatively large heads characteristic of the breed may also cause difficulty during delivery. Uterine inertia (weak or absent contractions) can occur, especially in older bitches or with small litters where inadequate hormonal stimulation fails to trigger strong labor. First-time mothers may need assistance learning maternal behaviors including cleaning puppies, stimulating breathing, and nursing positioning.

Average birth weight for male West Highland White Terrier puppies is 5-8 ounces, while females typically weigh 4-7 ounces at birth. These small birth weights require careful monitoring to ensure adequate warmth and nutrition. Daily weight gain targets are approximately 5-10% of birth weight daily during the first two weeks, with puppies expected to double their birth weight by 10-14 days. Puppies that fail to gain weight daily or lose weight require immediate supplemental feeding and veterinary assessment.

West Highland White Terrier breeders typically leave dewclaws on, though some remove front dewclaws if they are loose or poorly attached. Rear dewclaws are rare in this breed. Tails are NOT docked; the natural tail is the breed standard and required for showing. Ear cropping is not applicable to this breed. These minimal alteration practices simplify neonatal care and reduce early puppy stress.

Most West Highland White Terrier litters whelp naturally without complications when properly managed. Maintain whelping room temperature at 80-85°F for the first week, gradually reducing to 75°F by week three. Provide supplemental heat sources (heating pads, heat lamps) as newborn puppies cannot regulate body temperature effectively. Monitor puppies for adequate nursing, weight gain, and activity level. Any puppy that is lethargic, fails to nurse, or loses weight requires immediate intervention. Have your veterinarian's contact information and emergency clinic details readily available during whelping.

Puppy Development Milestones

West Highland White Terrier puppies begin the weaning process at 5-6 weeks of age, though introduction to solid food should start at 3-4 weeks to allow gradual transition. Initial offerings of moistened puppy food allow puppies to learn eating behaviors while still receiving primary nutrition from nursing. By 5-6 weeks, puppies should be eating solid food reliably with nursing reduced to comfort and supplemental nutrition. Complete weaning by 6-7 weeks allows proper socialization away from dam.

Standard go-home age for West Highland White Terrier puppies is 8-10 weeks, allowing critical socialization within the litter and with the breeder's family while completing initial vaccination series. Some breeders hold show prospects until 10-12 weeks for more accurate structural evaluation, though temperament and socialization considerations must be balanced against the benefits of extended evaluation time.

West Highland White Terriers reach adult size by 12-18 months, with most growth complete by 12 months and continued filling out until 18 months. This relatively quick maturation is characteristic of small breeds. Coat texture changes significantly from puppy fluff to adult harsh coat between 6-12 months, with proper texture not fully developed until 12-18 months. Slight wheaten tipping common in puppies fades completely by 12-18 months as adult pigmentation develops.

Initial structural evaluation should occur at 8-10 weeks when puppies leave for their new homes, identifying show prospects versus pet-quality placements. However, West Highland White Terriers can change significantly during adolescence, requiring re-evaluation at 6-8 months for accurate assessment of show potential. Ear set, topline, and proportions may shift during rapid growth phases, making conservative early evaluation advisable.

The critical socialization window spans 3-14 weeks of age, during which puppies must experience a wide variety of people, environments, sounds, surfaces, and situations to develop confident, well-adjusted temperaments. Intensive socialization should continue through 6 months to reinforce early experiences. Fear periods occur predictably around 8-10 weeks and again at 6-8 months; avoid traumatic experiences during these sensitive periods when negative events can have lasting impact. Proper socialization is especially critical in West Highland White Terriers given that excess timidity is a serious fault under the breed standard.

Breeding Economics

Comprehensive breeding economics for West Highland White Terriers require accounting for all costs from health testing through puppy placement. Health testing costs per breeding dog total $415 for the required CHIC minimum (hip dysplasia OFA evaluation $200, patellar luxation OFA evaluation $75, annual eye examination $75, CMO DNA test $65). Additional recommended tests including GCL DNA ($65), thyroid panel ($125), and cardiac evaluation ($75) add $265, bringing comprehensive health screening to $680 per dog. These are one-time costs except for annual eye examinations at $75 each year.

Stud fees for proven, health-tested West Highland White Terrier males average $1,200, with a range of $800-2,000 depending on the stud's show record, producing history, and pedigree quality. Progesterone testing to pinpoint optimal breeding timing costs approximately $250 for the typical series of 3-4 tests at $60-80 each. Prenatal care including ultrasound ($150-200), X-ray for litter count ($100-150), and prenatal supplements ($100-150) adds approximately $400.

Whelping costs depend on delivery method. Natural whelping with veterinary standby, supplies, and post-whelping check costs approximately $600. Emergency or planned C-section costs $2,500 on average, with a range of $2,000-3,500 depending on location, time of day (emergency vs. planned), and complexity. Given the 18% C-section rate, breeders should budget for this possibility.

Puppy-related costs include per-puppy veterinary expenses (examination $50, first vaccines $25-50, deworming treatments $30-40, microchip $40-50) totaling approximately $150 per puppy. For an average 4-puppy litter, total puppy vet costs reach $600. Food costs for high-quality puppy food for the dam during pregnancy and lactation plus puppies through 8 weeks average $400 for a 4-puppy litter. Registration costs include AKC litter registration ($25) plus individual puppy registrations ($30-40 each) totaling approximately $200. Marketing costs for website listings, professional photos, advertising, and health certificates add approximately $150. Miscellaneous supplies including whelping box, heating pads, scales, bedding, toys, and puppy packs for buyers cost approximately $300.

Total cost for natural whelping: approximately $3,665

Total cost with C-section: approximately $5,565

Average puppy pricing for pet-quality West Highland White Terrier puppies is $2,200, with a market range of $1,500-3,000 depending on region, pedigree, and breeder reputation. Show or breeding-quality puppies command $2,500-5,000. For an average 4-puppy litter sold as pets, total revenue is approximately $8,800.

Net profit with natural whelping: approximately $5,135 ($8,800 revenue - $3,665 costs)

Net profit with C-section: approximately $3,235 ($8,800 revenue - $5,565 costs)

These economics assume a 4-puppy litter with all puppies sold, no complications beyond typical costs, and breeder labor not factored. Actual profitability is highly variable. First-time breeders often lose money due to learning curves and unforeseen expenses. Smaller litters (2-3 puppies) significantly reduce profitability, as costs remain relatively constant while revenue decreases proportionally. Emergency veterinary care beyond routine whelping, health issues in puppies requiring treatment, or difficulty placing puppies due to market conditions can eliminate profit entirely. Responsible breeding is not reliably profitable - breed West Highland White Terriers for love of the breed and commitment to improvement, not as an income source.

Breeder Resources

The West Highland White Terrier Club of America (WHWTCA) serves as the AKC parent club and primary resource for breeders. The club website at westieclubamerica.com provides comprehensive information on breed health issues, CHIC program requirements, breeder education, and breed standard interpretation. The club's health pages detail current research on hereditary conditions, recommended health testing protocols, and emerging health concerns specific to Westies.

Regional West Highland White Terrier clubs operate throughout the United States, offering local breeder support, educational events, and specialty shows. Contact the WHWTCA for a complete listing of regional clubs in your area. These clubs provide opportunities for mentorship, networking with experienced breeders, and hands-on learning about breed type and health issues.

AKC Breeder Programs including Breeder of Merit and Bred with H.E.A.R.T. provide frameworks for excellence in breeding practices, health testing, and record keeping. These programs offer recognition for breeders who meet established standards and provide puppy buyers with assurance of responsible breeding practices. Information on program requirements is available through the AKC website and the WHWTCA.

The WHWTCA offers breeder referral services and can connect new breeders with experienced mentors willing to share knowledge about health testing, whelping, puppy evaluation, and breeding strategy. Contact the parent club for mentor matching services. Building relationships with established breeders provides invaluable support for both routine breeding management and emergency situations.

Recommended books for West Highland White Terrier breeders include "The West Highland White Terrier" by D. Mary Dennis, "West Highland White Terriers Today" by Penelope Ruggles-Smythe, and "The Complete West Highland White Terrier" by Roslin Williams. These references provide breed-specific information on history, standard interpretation, breeding strategies, and health management.

Online communities for Westie breeders include the West Highland White Terrier Club of America website and forums at westieclubamerica.com, regional club websites and email lists (contact WHWTCA for local club information), AKC Westie breeder forums providing networking opportunities, and the Westie Foundation at westiefoundation.org focusing on health research and education. These communities offer ongoing support, discussion of emerging health issues, and collaborative problem-solving among breeders committed to breed improvement.

Related breed guides: Breeders of small terriers may find our guides to the Miniature Schnauzer and Soft Coated Wheaten Terrier helpful for comparing health testing protocols, litter sizes, and terrier-specific breeding considerations.

Frequently Asked Questions

How many puppies do West Highland White Terriers typically have?

West Highland White Terriers average 4 puppies per litter with a typical range of 2-6 puppies. The litter size distribution shows 35% of litters produce exactly 4 puppies, 25% produce 3 puppies, 20% produce 5 puppies, 15% produce only 2 puppies, and just 5% reach the maximum of 6 puppies. Small litters (singleton or two-puppy litters) occur occasionally and can increase whelping difficulty due to disproportionate puppy size. This small litter size is typical of small terrier breeds and requires careful economic planning as breeding costs remain constant regardless of puppy count.

Do West Highland White Terriers need C-sections?

Most West Highland White Terriers whelp naturally without requiring surgical intervention. The estimated C-section rate is 18%, lower than brachycephalic breeds (60-80%+) but higher than some large sporting breeds. C-sections are typically performed for emergency indications including uterine inertia, dystocia from oversized puppies (particularly in singleton or two-puppy litters), or maternal exhaustion. First-time mothers, bitches over 6 years old, and small litters carry higher C-section risk. Have veterinary support on standby during whelping, but most Westie litters deliver naturally with watchful monitoring and minimal intervention.

What health tests are required for breeding West Highland White Terriers?

The CHIC program for West Highland White Terriers requires four specific health clearances: Hip Dysplasia evaluation through OFA (screens for hip dysplasia and Legg-Calvé-Perthes disease, $200, minimum 24 months age), Patellar Luxation evaluation through OFA (screens for kneecap dislocation, $75, minimum 12 months age), Eye Examination by ACVO ophthalmologist (screens for cataracts, retinal dysplasia, lens luxation, $75 annually, minimum 12 months age), and Craniomandibular Osteopathy DNA Test (screens for CMO genetic mutation, $65, no minimum age). Total estimated cost is $415 initially plus $75 annually for eye exams. Additional recommended tests include GCL DNA ($65), thyroid panel ($125), and cardiac evaluation ($75).

How much does it cost to breed West Highland White Terriers?

Total cost to breed a West Highland White Terrier litter averages $3,665 for natural whelping or $5,565 with C-section. Costs include health testing ($415), stud fee ($1,200), progesterone testing ($250), prenatal care ($400), whelping ($600 natural or $2,500 C-section), puppy vet costs ($150 per puppy x 4 = $600), food and supplies ($700), and registration/marketing ($350). These figures assume a 4-puppy litter with no unusual complications. Smaller litters reduce revenue while costs remain relatively constant. Emergency veterinary care or difficulty placing puppies can eliminate profitability entirely.

At what age can you breed a West Highland White Terrier?

Recommended first breeding age is 2 years for both female and male West Highland White Terriers. Females typically experience their first heat at 6-9 months but should not be bred until physically mature and health tested. The OFA hip evaluation requires minimum 24 months age, making it impossible to complete all CHIC requirements before 2 years. Breeding at the first or second heat risks health complications for the immature bitch and does not allow adequate evaluation of temperament and structure. Males should also be 2 years old with complete health clearances before first breeding. Females should retire by 6-8 years or after 5 litters maximum.

How much do West Highland White Terrier puppies cost?

Pet-quality West Highland White Terrier puppies from health-tested parents with proper care typically cost $1,500-3,000, with an average of $2,200. Show or breeding-quality puppies command higher prices of $2,500-5,000 depending on pedigree, health testing depth, show records of parents, and breeder reputation. Prices vary significantly by geographic region and local demand. Puppies priced substantially below $1,500 often come from breeders cutting corners on health testing, veterinary care, or socialization. Buyers should verify CHIC health clearances, see the breeding environment, and meet at least the dam before purchasing.

What are the most common health problems in West Highland White Terriers?

Atopic dermatitis (allergic skin disease) is the most common health issue, affecting approximately 25% of West Highland White Terriers with symptoms including intense itching, skin redness, recurrent ear infections, and secondary infections. Craniomandibular osteopathy (CMO) shows a carrier frequency of about 36% in the population; a DNA test identifies clear, carrier, and affected dogs. Patellar luxation is common in small breeds including Westies and is screened through required OFA evaluation. Legg-Calvé-Perthes disease (avascular necrosis of femoral head) shows moderate prevalence and is also screened via OFA hip radiographs. Less common but serious conditions include Globoid Cell Leukodystrophy (fatal, DNA test available), copper storage hepatopathy, and pulmonary fibrosis (Westie lung disease).

Is breeding West Highland White Terriers profitable?

Breeding West Highland White Terriers is not reliably profitable and should not be undertaken as an income source. With natural whelping, a 4-puppy litter generates approximately $5,135 net profit ($8,800 revenue - $3,665 costs), but a C-section reduces this to approximately $3,235. However, these figures assume all puppies sell, no complications occur, and breeder labor is free. Small litters (2-3 puppies common at 40% of litters) dramatically reduce profitability while costs remain constant. First-time breeders typically lose money due to learning curves and unforeseen expenses. Emergency veterinary care, health issues in puppies, or market conditions preventing timely sales can eliminate profit entirely. Breed for love of West Highland White Terriers and commitment to improvement, not for financial gain.

What is the CMO DNA test and why is it important for Westies?

The Craniomandibular Osteopathy (CMO) DNA test detects the genetic mutation responsible for CMO, a painful bone disease affecting the jaw in young puppies. CMO is autosomal recessive, meaning two copies of the mutation are required for clinical disease. The test identifies clear (no mutations, cannot produce affected puppies), carrier (one mutation, can pass it to offspring), and affected (two mutations, will develop disease) dogs. With approximately 36% carrier frequency in West Highland White Terriers, this test is mandatory for CHIC certification and critical for breeding decisions. Never breed two carriers together (25% risk of affected puppies). Clear x carrier produces no affected puppies but 50% carriers. The test costs $65 and has no minimum age requirement, allowing testing before breeding decisions are finalized.

How do I prevent skin allergies in my Westie breeding program?

Atopic dermatitis (allergic skin disease) affects 25% of West Highland White Terriers and has a polygenic inheritance pattern with genetic predisposition, making it challenging but critical to address in breeding programs. While no DNA test exists, breeders can reduce incidence by: never breeding dogs with severe atopic dermatitis regardless of structural quality, carefully reviewing pedigrees for patterns of skin disease across multiple generations and avoiding lines with high incidence, documenting all cases in your breeding program and related dogs to identify genetic patterns, selecting for overall genetic diversity (target COI under 6.25%) as inbreeding increases expression of complex genetic conditions, and maintaining honest communication with puppy buyers about skin health to gather long-term data. Given the 25% prevalence, complete elimination is unrealistic, but responsible selection can reduce incidence and severity over generations.