Breeding Curly-Coated Retrievers

Complete Guide for Responsible Breeders

Breeding Curly-Coated Retrievers presents unique challenges: preserving the breed's hallmark tight, crisp coat, managing one of the smallest gene pools in retrievers (under 500 breeding individuals worldwide), and balancing health testing against a breed average COI of 13.5%. This guide provides the data, strategies, and health considerations essential for responsible Curly breeding programs.

Breed Overview

The Curly-Coated Retriever is one of the oldest retriever breeds, developed in England in the late 18th century as a versatile gundog for waterfowl hunting. The breed likely descends from the Old English Water Dog, Irish Water Spaniel, and smaller Newfoundland, with later crosses to Poodle to enhance the distinctive curly coat. Curlies were prized by English gamekeepers and poachers alike for their swimming ability, bird-finding skills, and protective instincts. The breed was among the first retrievers exhibited at English dog shows in the 1860s and gained AKC recognition in 1924. Despite early popularity, the Curly remains one of the rarest retriever breeds worldwide.

The Curly-Coated Retriever currently ranks 156th in AKC popularity, with stable registration numbers reflecting the breed's small but dedicated following. The Curly-Coated Retriever Club of America (CCRCA) serves as the parent club, providing health resources, mentorship, and breeding guidance to preserve this rare breed. Unlike the more numerous Labrador Retriever (rank #1) or Golden Retriever (rank #3), Curly breeders face geographic isolation and limited access to unrelated breeding stock.

Breed Standard Summary for Breeders

The Curly-Coated Retriever is a strong, agile retriever covered from head to tail with tight, crisp curls that repel water. The breed presents a smart, upstanding appearance suggesting confidence, endurance, and agility. Curlies are elegant but not refined, robust but not cloddy. The distinctive coat, coupled with balanced structure and a proud carriage, gives the Curly its unique character among retrievers.

Size specifications:

• Males: 25-27 inches at the shoulder, 80-100 lbs
• Females: 23-25 inches at the shoulder, 65-85 lbs

Disqualifications (eliminate from breeding):

• Overshot or undershot bite
• Dewclaws on hind legs

Serious faults affecting breeding decisions:

• Shyness (a critical temperament flaw in this breed)
• Sparse, silky, fuzzy, or very harsh dry or brittle coat
• Bald patches anywhere on body, including strips down back of legs or triangular patch on throat
• Prominent white patch (though a few white hairs are allowable)

Key breeding priorities:

• Correct tight curly coat texture and distribution (the defining breed feature)
• Balanced, athletic structure for endurance and agility
• Sound hips and elbows for working ability
• Bold, confident temperament without shyness
• Natural retrieving instinct and swimming ability
• Breed-typical head and expression

Curly-Coated Retriever Reproductive Profile

Curly-Coated Retrievers average 7 puppies per litter, with typical litter sizes ranging from 6 to 8. The C-section rate is approximately 18%, comparable to other medium-large retrievers like the Chesapeake Bay Retriever (17%). Natural whelping is the norm, though small litters (1-2 puppies) increase C-section risk due to inadequate labor stimulation.

The breed's most significant reproductive challenge is its extraordinarily small worldwide breeding population of fewer than 500 individuals. This severely limits genetic diversity and complicates breeding decisions. The breed average COI of 13.5% is elevated, requiring careful breeding pair selection to avoid compounding inbreeding. Geographic isolation of breeding stock can complicate natural breeding access, making fresh and frozen AI common practice despite the breed's moderate size and good breeding temperament.

Natural breeding is preferred when dogs can be brought together. The breed's moderate size, balanced structure, and generally cooperative temperament make natural matings straightforward when feasible.

Breeding Age and Timeline

Female Curly-Coated Retrievers typically experience their first heat between 6 and 9 months of age, though this varies by individual. First breeding should be delayed until the female is at least 24 months old and has obtained all required health clearances, including OFA hip evaluation, cardiac clearance, eye certification, and DNA testing for GSD IIIa and cord1-PRA.

Recommended breeding age:

• Females: 24 months minimum (after all health clearances obtained)
• Males: 24 months minimum (after all health clearances obtained)

The 24-month minimum is dictated by OFA requirements for permanent hip and cardiac evaluations. OFA will not issue final hip clearances before 24 months, and cardiac evaluations for congenital conditions like subvalvular aortic stenosis require mature heart development. Breeding before obtaining these clearances risks perpetuating serious structural and cardiac defects.

Complete breeding timeline:

1. 18-20 months: Schedule preliminary health testing discussions with veterinarian
2. 24 months: Obtain OFA hip evaluation, cardiac clearance by board-certified cardiologist, and complete DNA panel (GSD IIIa, cord1-PRA)
3. First breeding cycle after clearances: Begin progesterone testing at first signs of proestrus
4. 63 days gestation: Average whelping date (range 58-68 days)
5. 8 weeks: Minimum puppy placement age (many breeders prefer 9-10 weeks)

Maximum recommended litters per female is 5, with retirement by 7-8 years of age. Given the breed's small population, responsible breeders often space litters 18-24 months apart to allow full maternal recovery and careful evaluation of prior offspring before repeating or altering breeding pairings.

Required Health Testing

The Curly-Coated Retriever Club of America requires comprehensive health testing for CHIC certification. All breeding stock should complete the full CHIC panel before their first breeding. The breed's small gene pool makes health testing even more critical, as carriers of recessive conditions have limited outcross options.

CHIC required tests:

• Hip Dysplasia (OFA or PennHIP): Screens for hip joint malformation that can lead to arthritis and lameness. Cost: $240 (one-time). Hip dysplasia prevalence is moderate in the breed, with no documented genetic improvement over 40 years of OFA data, making radiographic screening essential.
• Cardiac Evaluation by Board-Certified Cardiologist: Screens for subvalvular aortic stenosis, tricuspid valve dysplasia, cardiomyopathy, and other congenital heart defects. Cost: $150 (one-time). SAS is present in a small percentage of Curlies and can cause sudden death.
• Eye Examination by Board-Certified Ophthalmologist (CERF/OFA): Screens for progressive retinal atrophy, cataracts, and other inherited eye diseases. Cost: $35 (annual). Annual exams are required because some conditions develop later in life.
• Glycogen Storage Disease IIIa (GSD IIIa) DNA Test: Screens for an autosomal recessive metabolic disorder causing exercise intolerance and muscle weakness. Cost: $85 (one-time). Carrier frequency is unknown, but the condition is present in the breed.
• Progressive Retinal Atrophy, cord1-PRA DNA Test: Screens for an autosomal recessive degenerative retinal disease causing progressive vision loss and blindness. Cost: $85 (one-time). Late-onset symptoms (4-8 years) make DNA testing essential.

Total estimated CHIC testing cost per dog: $595

Tests are performed through OFA, board-certified specialists (cardiology and ophthalmology), and commercial DNA laboratories like Embark, Paw Print Genetics, or Animal Genetics.

Additional recommended tests:

• Exercise-Induced Collapse (EIC) DNA Test: Screens for the Dynamin-1 mutation associated with collapse during intense exercise. Cost: $85. Expression is less predictive in Curlies than in Labradors, but testing identifies carriers.
• Elbow Dysplasia (OFA): Screens for elbow joint malformation and developmental abnormalities. Cost: $50. Not required for CHIC but recommended for breeding stock.

Hereditary Health Conditions

Understanding the prevalence, inheritance mode, and available testing for hereditary conditions is essential for Curly-Coated Retriever breeding decisions. The breed's small gene pool limits outcross options when managing carriers.

Glycogen Storage Disease IIIa (GSD IIIa): An autosomal recessive metabolic disorder causing lethargy, exercise intolerance, occasional collapse in adults, and progressive muscle weakness and atrophy. Onset is typically between 2-6 years. DNA testing is available, and prevalence is low but present in the breed (carrier frequency unknown). Breeding two carriers produces a 25% chance of affected puppies. Carrier-to-clear pairings are safe.

Hip Dysplasia: A polygenic condition with environmental factors, causing lameness, difficulty rising, reluctance to jump or climb stairs, altered gait, and muscle atrophy. Symptoms can appear from 6 months to adulthood, often in middle age. No DNA test is available; radiographic evaluation (OFA or PennHIP) is required. Prevalence is moderate, with no documented genetic improvement over 40 years of OFA data. Breed only dogs with OFA Good or Excellent ratings (or PennHIP scores in the low-risk range).

Subvalvular Aortic Stenosis (SAS): A polygenic congenital heart defect causing exercise intolerance, syncope (fainting), and sudden death in severe cases. Many mild cases are asymptomatic. SAS is congenital but often not detected until 12+ months. No DNA test is available; cardiac auscultation by a board-certified cardiologist is required. Prevalence is low (a small percentage of the breed is affected), but the condition's severity warrants mandatory cardiac clearances.

Progressive Retinal Atrophy (cord1-PRA): An autosomal recessive degenerative retinal disease causing night blindness progressing to complete vision loss, dilated pupils, and increased tapetal reflection. Onset is late (symptoms typically appear 4-8 years). DNA testing is available, and prevalence is low, present in a few family lines. Breeding two carriers produces a 25% chance of affected puppies.

Epilepsy (Idiopathic): Recurrent seizures without identifiable structural or metabolic cause, typically manifesting between 1-5 years. Inheritance is suspected to be polygenic, and research is ongoing. No DNA test is available. Prevalence is moderate and described as one of the most significant problems in the breed. Avoid breeding dogs with seizure histories or multiple affected relatives.

Cancer (Multiple Types): Includes lymphoma, mast cell tumors, osteosarcoma, and organ tumors. No single type predominates. Onset is middle age to senior (5+ years). Inheritance is complex, likely polygenic with environmental factors. No DNA tests are available. Prevalence is moderate. Document cancer in pedigrees and avoid breeding lines with concentrated cancer histories.

Gastric Dilatation-Volvulus (Bloat): A life-threatening emergency causing sudden abdominal distension, non-productive retching, restlessness, and rapid deterioration. Onset is typically in adult dogs (2+ years). Inheritance is multifactorial (anatomical and environmental). No DNA test is available. Prevalence is moderate; deep-chested breeds like the Curly are at increased risk. Prophylactic gastropexy is an option for at-risk individuals.

Exercise-Induced Collapse (EIC): Hind limb weakness or collapse during intense exercise, with recovery following rest. Onset is young adults (6 months to 3 years). Inheritance is autosomal recessive with incomplete penetrance in Curlies (unlike in Labradors, where the mutation is more predictive). DNA testing is available. Prevalence is low, and expression is less predictable than in Labs. Testing identifies carriers, but clinical expression requires environmental triggers.

Color and Coat Genetics

Curly-Coated Retriever color genetics are refreshingly simple compared to many breeds. The AKC standard recognizes only two colors: black and liver (brown). There are no disqualifying colors, though any color other than solid black or solid liver would be considered atypical and likely indicates outcrossing or misregistration.

Genetic loci:

• B locus (TYRP1): Determines black vs liver. B/B or B/b produces black; b/b produces liver.
• E locus (MC1R): Extension of black/liver pigment. E/E or E/e allows full expression of B locus color. The e/e genotype (recessive red) is not present in the Curly gene pool.

Breeding color predictions:

• Black (B/B) × Black (B/B): 100% black puppies
• Black (B/b) × Black (B/b): 75% black, 25% liver
• Black (B/b) × Liver (b/b): 50% black, 50% liver
• Liver (b/b) × Liver (b/b): 100% liver puppies

Curly-Coated Retrievers do not carry the dilute gene (d/d) that produces blue or silver colors seen in some breeds. There are no health-linked color issues in the breed—both black and liver are equally healthy, structurally sound, and acceptable for show and breeding.

Selecting Curly-Coated Retriever Breeding Stock

Selecting Curly-Coated Retriever breeding stock requires balancing conformation, health, temperament, working ability, and genetic diversity. The breed's small population (under 500 breeding individuals worldwide) makes every breeding decision consequential.

Conformation priorities:

• Tight crisp curls covering body from head to tail: The coat is the defining breed feature. Avoid dogs with sparse, open, fuzzy, or silky coats. Bald patches (especially strips on legs or throat) are serious faults.
• Balanced structure with strong, level topline and good fore and rear angulation: Curlies are working retrievers requiring soundness and endurance.
• Moderate bone and substance appropriate for endurance work: Avoid overbuilt or refined extremes.
• Correct head type with wedge-shaped skull and moderate stop: Maintain breed-typical expression.
• Bold, confident expression without shyness: Temperament is visible in the dog's demeanor.

Common faults to select against:

• Sparse, open, or fuzzy coat lacking proper curl
• Bald patches, especially strips on legs or throat
• Prominent white markings on chest
• Shyness or lack of confidence
• Overbuilt or lacking substance
• Poor front or rear angulation

Temperament evaluation: Curlies should be confident, intelligent, and steady without shyness or aggression. The breed is known for being more aloof with strangers than other retrievers but should never be timid. Evaluate boldness around novel stimuli, retrieve drive, and swimming enthusiasm. Shyness in the show ring is a serious fault and indicates unsuitability for breeding. Temperament testing, exposure to varied environments, and observation of the dog's behavior with strangers are essential.

Coefficient of Inbreeding (COI) management: The breed average COI is 13.5%, which is elevated due to the small gene pool. Target a COI of under 6.25% for each breeding pair to avoid compounding inbreeding. Use tools like the CCRCA pedigree database or online COI calculators to assess potential pairings. Geographic distance between breeding partners often correlates with lower COI.

Stud selection criteria: Studs should have complete health clearances (CHIC minimum plus any additional testing), proven conformation quality (preferably titled), and demonstrated working ability or retrieving instinct. Review the stud's pedigree for health issues (epilepsy, cancer, hip dysplasia) and assess temperament in person if possible. Stud fees range from $800 to $1,500, with higher fees for titled dogs or those with exceptional working credentials.

Whelping and Neonatal Care

Curly-Coated Retrievers typically whelp naturally, with a C-section rate of 18%—comparable to other medium-large retrievers. Small litters (1-2 puppies) increase C-section risk due to inadequate labor stimulation. First-time dams may need monitoring due to the breed's protective temperament, though most Curlies are attentive, capable mothers.

Expected birth weights:

• Males: 1.0-1.2 lbs
• Females: 0.9-1.1 lbs

Daily weight gain target: Puppies should gain approximately 10% of their birth weight daily during the first two weeks. Puppies should double their birth weight by 10-14 days. Weigh puppies daily for the first two weeks and every other day thereafter to monitor growth.

Breed-specific whelping complications:

• First-time dams may need monitoring due to the breed's protective temperament
• Moderate C-section rate (18%) comparable to other medium-large retrievers
• Small litters (1-2 puppies) increase C-section risk

Neonatal care: Monitor puppies closely for fading puppy syndrome, which can occur in any litter but is more common in small litters or puppies from elevated COI pairings. Ensure all puppies nurse within the first two hours of life to receive colostrum. Supplement weak puppies or large litters as needed with canine milk replacer. Maintain whelping box temperature at 85-90°F for the first week, gradually decreasing to 75°F by week four.

Dewclaw, tail, and ear practices: Curly-Coated Retrievers do not have dewclaws removed (front dewclaws are left intact; rear dewclaws are a disqualification and should not appear). Tails are not docked. Ears are not cropped. The breed is shown and worked in natural condition.

Puppy Development Milestones

Curly-Coated Retriever puppies develop steadily, reaching adult height by 18-24 months but not achieving full physical maturity and substance until 2-3 years. Coat development is gradual, with mature tight curls not fully established until 6-9 months.

Growth milestones:

• Birth: Males 1.0-1.2 lbs, females 0.9-1.1 lbs
• Week 2: Puppies should double birth weight
• Week 4: Weaning begins (gradual process)
• Week 6-7: Weaning completes
• Week 8: Minimum go-home age (many breeders prefer 9-10 weeks for temperament evaluation and socialization foundation)
• 6-9 months: Mature coat development and structure reassessment
• 18-24 months: Full height achieved
• 2-3 years: Physical maturity and full substance

Critical socialization window: 3-14 weeks is the critical period for socialization. Puppies should be exposed to varied people, environments, sounds, and surfaces during this time. Continue intensive socialization through 6 months to develop the bold, confident temperament expected in the breed. Curlies can be more reserved than other retrievers, making early socialization especially important.

Structural evaluation timing: Initial structure evaluation occurs at 8-10 weeks (puppy selection age). Reevaluate at 6-9 months when coat is maturing and structure is more evident. Final evaluation for breeding potential occurs after 24 months when OFA clearances can be obtained.

Go-home age: 8 weeks is the minimum, but many Curly breeders prefer 9-10 weeks to allow additional temperament evaluation, socialization, and individualized puppy development. The extra time benefits both puppy and buyer, especially for show or breeding prospects.

Breeding Economics

Breeding Curly-Coated Retrievers is a financial commitment requiring transparency and realistic budgeting. The breed's comprehensive health testing requirements, moderate litter size, and niche market demand shape the economic landscape.

Cost breakdown (natural whelping, average litter of 7 puppies):

• Health testing (dam): $595 (CHIC panel: hips, cardiac, eyes, GSD IIIa DNA, cord1-PRA DNA)
• Stud fee: $1,000 (average; range $800-$1,500)
• Progesterone testing: $420 (6-8 tests at $60-$70 each to time breeding)
• Prenatal veterinary care: $400 (wellness exams, ultrasound confirmation, radiographs for puppy count)
• Whelping (natural): $500 (supplies, emergency vet standby)
• Whelping (C-section, if needed): $2,500
• Puppy veterinary costs: $150 per puppy × 7 = $1,050 (first exam, vaccinations, deworming)
• Food costs (8 weeks): $800 (dam's increased nutrition plus puppy food)
• Registration and marketing: $350 (AKC litter registration, individual registrations, advertising)

Total cost (natural whelping): ~$4,715

Total cost (C-section): ~$6,715

Revenue:

• Average puppy price (pet quality): $1,750
• Average puppy price (show quality): $2,250
• Average litter revenue (7 puppies, mixed pet/show): $12,250

Net per litter (natural whelping): ~$7,535

Net per litter (C-section): ~$5,535

These figures assume you already own a health-tested, titled female. If you purchased the female, factor in her purchase price ($2,000-$3,500), training costs, show expenses, and health testing. The first litter rarely produces net profit when the dam's acquisition and preparation costs are included.

Market considerations: Curly-Coated Retrievers are a rare breed with limited demand. Expect longer wait times to place all puppies compared to popular retrievers. Build a waitlist before breeding, and be prepared to keep puppies beyond 8 weeks if buyers are delayed. Curlies appeal to experienced dog owners seeking a less common retriever with working ability and an independent temperament.

Breeder Resources

The Curly-Coated Retriever community is small, geographically dispersed, and highly collaborative. Connecting with experienced breeders through the parent club is essential for mentorship, stud dog access, and shared health research.

Parent club: Curly-Coated Retriever Club of America (CCRCA) — https://www.ccrca.org/ The CCRCA provides health testing guidelines, breeder referrals, educational seminars, and breed-specific research funding. Membership connects you to the national Curly community.

AKC breeder programs:

• AKC Breeder of Merit: Requires health testing, continuing education, and AKC registration compliance. Demonstrates commitment to breed standards.
• AKC Bred with H.E.A.R.T.: Emphasizes Health, Education, Accountability, Responsibility, and Tradition. Provides additional recognition and marketing support.

Recommended books:

• The Complete Curly-Coated Retriever by Esme Treen
• The Curly-Coated Retriever Today by Janet Horn and Pam Timberlake
• Curly-Coated Retriever by Penelope Giffin

Online communities:

• CCRCA members forum (for club members)
• Curly-Coated Retriever breed groups on social media (Facebook groups dedicated to the breed)
• Planetcurly.com (breed information site with articles, pedigrees, and resources)

Regional clubs: Contact the CCRCA for information on regional Curly clubs or informal breeder networks in your area. Given the breed's rarity, many breeders participate in all-breed or retriever clubs rather than regional Curly-specific clubs.

Frequently Asked Questions

How many puppies do Curly-Coated Retrievers typically have?

Curly-Coated Retrievers average 7 puppies per litter, with typical litter sizes ranging from 6 to 8. Litter sizes of 4-5 or 9-10 are less common but occur. Small litters (1-2 puppies) increase C-section risk due to inadequate labor stimulation.

Do Curly-Coated Retrievers need C-sections?

The C-section rate is approximately 18%, comparable to other medium-large retrievers. Most Curlies whelp naturally without intervention. Small litters and first-time mothers are at higher risk for dystocia requiring surgical intervention.

What health tests are required for breeding Curly-Coated Retrievers?

CHIC certification requires: OFA hip dysplasia evaluation, cardiac evaluation by a board-certified cardiologist, annual eye examination by a board-certified ophthalmologist, GSD IIIa DNA test, and cord1-PRA DNA test. Total estimated cost is $595 per dog. Additional recommended tests include EIC DNA and elbow dysplasia screening.

How much does it cost to breed Curly-Coated Retrievers?

Total breeding costs for a litter of 7 puppies average $4,715 for natural whelping or $6,715 for a C-section. This includes health testing, stud fee, progesterone testing, prenatal care, whelping, puppy vet costs, food, and registration. If you purchased the dam, factor in her acquisition cost ($2,000-$3,500), training, show expenses, and preparation.

At what age can you breed a Curly-Coated Retriever?

Both males and females should be at least 24 months old before breeding to allow completion of all health clearances. OFA hip evaluations and cardiac clearances require skeletal and cardiovascular maturity. Breeding before 24 months risks perpetuating undiagnosed hereditary conditions.

How much do Curly-Coated Retriever puppies cost?

Pet-quality puppies average $1,750, while show-quality puppies average $2,250. Prices reflect comprehensive health testing, the breed's rarity, and the breeder's investment in health, conformation, and working ability. Puppies from titled parents or proven hunting lines may command higher prices.

What are the most common health problems in Curly-Coated Retrievers?

The most prevalent conditions are hip dysplasia (25% prevalence), epilepsy (15%, described as one of the most significant problems in the breed), cancer (12%, various types), gastric dilatation-volvulus/bloat (8%), and GSD IIIa (5%). Responsible breeders screen for all testable conditions and avoid breeding dogs with seizure histories or concentrated cancer pedigrees.

Is breeding Curly-Coated Retrievers profitable?

Net profit per litter averages $7,535 for natural whelping or $5,535 for a C-section, based on average costs and revenue. However, the first litter rarely produces net profit when the dam's acquisition, training, titling, and health testing costs are included. Curly breeders are motivated by breed preservation rather than profit, given the small gene pool and limited market demand.

What makes the Curly coat unique, and how do I breed for it?

The Curly's tight, crisp curls covering the entire body (except face and front of legs) are the breed's hallmark. The coat should repel water and resist matting. Avoid breeding dogs with sparse, open, fuzzy, or silky coats, or those with bald patches (strips on legs or throat). Coat texture is polygenic—select breeding partners with proven correct coats across multiple generations.

How do I manage the small gene pool when breeding Curlies?

With fewer than 500 breeding individuals worldwide, every breeding decision impacts the breed's genetic diversity. Target a COI under 6.25% for each pairing (breed average is 13.5%). Use pedigree databases and COI calculators to assess potential pairings. Geographic distance between breeding partners often correlates with lower relatedness. Prioritize health testing and avoid repeat breedings that concentrate defects.

What is the difference between a Curly-Coated Retriever and a Flat-Coated Retriever?

While both are rare retriever breeds, Curlies are distinguished by their tight, water-repellent curls (versus the Flat-Coat's straight, flowing coat), more aloof temperament with strangers, and earlier development as a breed (late 1700s vs mid-1800s). Curlies are slightly heavier-boned and more protective. Both excel as waterfowl retrievers and upland gundogs.

Should I breed my Curly if it carries GSD IIIa or cord1-PRA?

Carriers of recessive conditions can be safely bred to clear (non-carrier) partners, producing no affected puppies. Given the breed's small gene pool, removing all carriers from the breeding pool would devastate genetic diversity. Test all potential breeding partners and avoid carrier-to-carrier pairings. Prioritize overall health, structure, temperament, and COI management alongside DNA test results.