Dog Breeding Guides

Browse expert guides on stud dog selection, color genetics, health testing, breeding contracts, and more. Practical advice for serious dog breeders.

• Australian Shepherd Color Genetics: Merle, Tri, Phantom, and Piebald Explained

  Australian Shepherd colors include black, red, blue merle, and red merle — each with tri-color, phantom, and piebald variations. Learn how all Aussie colors and patterns work genetically.

• Golden Retriever Cancer Risk: Genetics, Testing, and What Breeders Can Do

  Golden Retrievers have the highest cancer rate of any breed. Learn what's known about the genetics of Golden Retriever cancer, what tests exist, and how breeders are working to reduce risk.

• American Bully Health Testing: What Stud Dogs Should Be Tested For

  American Bullies need hip, elbow, cardiac, and breed-specific genetic testing. This guide covers health testing requirements for American Bully stud dogs.

• Ichthyosis in Golden Retrievers: DNA Testing and Breeding Guide

  Ichthyosis causes scaly, flaky skin in Golden Retrievers. Learn what the ICH-A mutation is, how to test for it, and whether carriers and affected dogs should be bred.

• Border Collie Health Testing: CEA, MDR1, TNS, and Complete Guide

  Border Collies require testing for CEA, MDR1, TNS, CL, SN, Trapped Neutrophil Syndrome, and more. This complete guide covers all mandatory health tests for Border Collie breeding dogs.

• Miniature Poodle Health Testing: What Every Breeding Dog Needs

  Miniature Poodles require testing for PRA, vWD, sebaceous adenitis, patellar luxation, and more. Complete health testing guide for Mini Poodle breeders.

• Cryptic Merle and Phantom Merle: The Hidden Merle Problem

  Cryptic merle dogs look solid but carry the merle gene. Breeding two cryptic merles can produce double merles with serious health issues. Learn how to identify and test for hidden merle.

• Exercise-Induced Collapse (EIC) in Labrador Retrievers: What Breeders Need to Know

  EIC causes Labradors to collapse after intense exercise. Learn what causes EIC, how to DNA test for it, and what affected and carrier status means for your breeding program.

• Cane Corso Color Genetics: Black, Fawn, Brindle, Grey, and Formentino

  Cane Corso colors include black, fawn, brindle, grey, and the rare formentino. Learn how each color is produced genetically and what health considerations apply to dilute Corso colors.

• Great Dane Color Genetics: Harlequin, Mantle, Merle, and More

  Great Dane colors include harlequin, merle, mantle, fawn, blue, and brindle. Learn the genetics behind each color, what the H locus does, and why harlequin Dane breeding requires careful planning.

• Transcervical Insemination (TCI) for Dogs: How It Works and When to Use It

  TCI deposits semen directly into the uterus without surgery, improving conception rates from frozen and chilled semen. Learn how TCI works, what to expect, and how it compares to vaginal AI and surgical AI.

• Fluffy French Bulldog Genetics: The L4 Long Coat Gene Explained

  Fluffy French Bulldogs carry the L4 long coat mutation. Learn what L4 means, how to breed for fluffy puppies, and what genetic tests reveal carrier status.

• Fading Puppy Syndrome: Causes, Warning Signs, and How to Save a Fading Pup

  Fading puppy syndrome causes apparently healthy newborn puppies to decline and die within the first two weeks of life. Learn the causes, warning signs, and what interventions can save a fading puppy.

• Fresh, Chilled, and Frozen Semen for Dogs: What's the Difference?

  Dog semen can be used fresh, shipped chilled, or stored frozen for years. Learn how each method works, conception rates to expect, and when each is the right choice.

• OFA DNA Profiling for Stud Dogs: The Popular Sire Rule Explained

  The AKC requires DNA profiles for dogs used frequently as sires. Learn what OFA DNA profiling is, when it's required, and why DNA profiles matter for breed integrity.

• How to Advertise Your Stud Dog: What Actually Gets Bookings

  Marketing a stud dog effectively requires more than posting a photo. Learn what dam owners look for in a stud listing, what to include, and where to advertise for maximum bookings.

• How Much to Charge for Stud Service: Pricing Your Stud Dog Fairly

  Stud dog fees vary widely by breed, health testing, registration, and demand. Learn how to price your stud competitively, what the market expects, and how to structure pick-of-litter vs cash arrangements.

• Progesterone Testing Cost, Timing, and How Often to Test

  Progesterone testing is the most reliable tool for timing dog breedings, but knowing when to start and how often to test saves money and improves results. Learn the practical schedule.

• S Locus: Piebald, Parti, and White Spotting Genetics in Dogs

  The S locus controls white spotting, piebald, and parti patterns in dogs. Learn what SP and S alleles mean, how to predict white markings, and which breeds are affected.

• Reading a Dog Semen Analysis: What Every Result Means for Breeders

  A semen analysis evaluates sperm count, motility, and morphology. Learn what each measurement means, what's normal, and how to interpret results before booking a breeding.

• K Locus: Dominant Black and Brindle Genetics in Dogs

  The K locus controls dominant black and brindle in dogs. Learn what KB, kbr, and ky mean, how K interacts with A locus, and which breeds carry these alleles.

• Coat Length Genetics in Dogs: The L Locus Explained

  Coat length in dogs is controlled by the L locus (FGF5 gene). Learn what long coat (L/L), short coat carrier, and expressed long coat mean across breeds.

• Siberian Husky Color Genetics: Patterns, Eye Colors, and What Controls Them

  Siberian Huskies come in black, red, grey, agouti, and more, with blue, brown, or bi-eyed patterns. Learn the genetics behind Husky colors and eye color patterns.

• Doberman Color Genetics: Black, Red, Blue, Fawn, and White

  Doberman Pinschers come in four recognized colors plus the controversial white. Learn how black, red, blue, and fawn Dobermans are produced and what white Doberman genetics mean for health.

• Popular Sire Syndrome in Dogs: Why Overusing One Stud Harms a Breed

  Popular sire syndrome occurs when one stud dog fathers an excessive proportion of a breed's registered litters. Learn how it reduces genetic diversity, increases disease prevalence, and what breeders can do about it.

• What Does AKC Registration Actually Prove? A Buyer's Reality Check

  AKC registration is often misunderstood as a quality guarantee. Learn exactly what AKC papers prove, what they don't prove, and what to look for beyond the registration certificate.

• Continental Kennel Club (CKC) vs AKC: What Breeders Need to Know

  The Continental Kennel Club (CKC) is not the same as the Canadian Kennel Club — also abbreviated CKC. Learn what the Continental CKC is, how it differs from AKC, and what registration really means.

• How to Transfer AKC Registration: Step-by-Step Guide

  Transferring AKC registration when you buy or sell a dog is required to update the official owner of record. Learn how to transfer AKC registration and common mistakes to avoid.

• AKC Limited Registration vs Full Registration: What Every Breeder Must Know

  AKC limited registration prevents puppies from being registered as parents of future litters. Learn what limited registration means, who it protects, and how to upgrade it.

• Whelping Checklist: Everything to Have Ready Before Your Dam Delivers

  Preparation makes the difference in a successful whelping. This complete checklist covers supplies, monitoring equipment, emergency contacts, and what to watch for during delivery.

• MDR1 Gene Mutation in Dogs: Drug Sensitivity and Why Testing Matters

  The MDR1 (ABCB1) mutation causes life-threatening drug reactions in Collies, Shelties, and other herding breeds. Learn which drugs are dangerous, how to test, and what to tell your vet.

• PRA (Progressive Retinal Atrophy) in Dogs: Testing and Breeding Decisions

  Progressive Retinal Atrophy (PRA) causes blindness in many dog breeds. Learn what PRA is, which breeds are affected, how DNA testing works, and how to breed away from PRA.

• CHIC Certification for Dogs: What It Means and Why It Matters for Breeding

  CHIC (Canine Health Information Center) certification shows a dog has completed all breed-required health tests. Learn what CHIC means, how it works, and why to prioritize CHIC-certified stud dogs.

• Double Merle Dogs: Health Risks and What Every Breeder Must Know

  Double merle dogs (M/M) are at high risk for blindness, deafness, and eye defects. Learn what causes double merle, how to avoid it, and what to do if you produce one.

• How Often Can a Stud Dog Be Bred? Semen Collection Frequency Guide

  Breeding or collecting a stud dog too frequently depletes semen quality. Learn how often a stud can be used, how to optimise semen quality between breedings, and warning signs of overuse.

• How to Vet a Stud Dog Before Booking: 10 Questions Every Dam Owner Should Ask

  Before booking a stud dog, dam owners should verify health tests, registration, fertility, and terms. Here are the 10 essential questions to ask before committing to a breeding.

• How Long Do OFA Results Last? Expiration Dates for Every Test

  Not all OFA health tests last forever. Learn which results are permanent, which expire annually, and when to retest your breeding dogs to keep certifications current.

• Pomeranian Color Genetics: All Colors and Patterns Explained

  Pomeranians come in more recognized colors than almost any other breed. Learn how sable, parti, merle, chocolate, blue, and cream Pomeranians are produced genetically.

• Co-Owning a Stud Dog: How Agreements Work and What to Put in Writing

  Co-owning a stud dog is common when two breeders share a male's breeding program. Learn what a stud dog co-ownership agreement should cover and how to protect both parties.

• OFA CAER Eye Exam for Dogs: What It Tests and Why It Matters

  The CAER eye exam (Canine Inherited Eye Disease) screens breeding dogs for inherited eye conditions. Learn what CAER tests for, how it works, and which breeds need it.

• Eclampsia in Dogs (Milk Fever): Recognising a Breeding Emergency

  Eclampsia is a life-threatening calcium emergency in nursing dams, especially small breeds. Learn the symptoms, which dogs are at risk, and what to do if your dam shows signs.

• UKC Registration for Stud Dogs: How It Works and Who It's For

  The United Kennel Club (UKC) is the second-largest purebred dog registry in the US. Learn how UKC registration works, how it differs from AKC, and when UKC papers matter for stud dog owners.

• OFA Thyroid Testing for Breeding Dogs: What Breeders Need to Know

  Thyroid disease is inherited in many dog breeds. Learn how OFA thyroid testing works, what autoimmune thyroiditis means, and which breeds are most affected.

• Roan and Ticking Genetics in Dogs: What Causes the Speckled Pattern

  Roan and ticking are two related but distinct white-area patterns in dogs. Learn what genes control roan and ticking, which breeds carry them, and how to predict these patterns in puppies.

• Stud Dog Retirement Age: When Should a Male Stop Breeding?

  There is no hard AKC rule on maximum stud age, but older males face fertility and genetic challenges. Learn when to retire a stud dog and what testing to run as he ages.

• Degenerative Myelopathy (DM) Testing in Dogs: What Breeders Need to Know

  Degenerative Myelopathy is a progressive spinal cord disease in many breeds. Learn what DM is, how to test for it, and what at-risk, carrier, and clear results mean for breeding decisions.

• Canadian Kennel Club (CKC) Registration: How It Works for Stud Dogs

  Breeding with a CKC-registered stud dog? Learn how the Canadian Kennel Club registration works, what documents you need, and how CKC registration compares to AKC.

• German Shepherd Color Genetics: Sable, Bi-Color, Tan Points, and Blue

  German Shepherd colors are controlled by the A, B, D, and K loci. Learn what makes a sable, bi-color, black and tan, solid black, or blue German Shepherd and how to predict puppy colors.

• Furnishings Gene in Dogs: The IC Locus and Doodle Coat Types

  Furnishings — the beard and eyebrow hair common in Doodles and Schnauzers — are controlled by the IC locus. Learn what furnished vs improper coat means and how to predict doodle coat types.

• Brindle Genetics in Dogs: How the Striped Pattern Works

  Brindle is the striped coat pattern seen in Boxers, Mastiffs, and French Bulldogs. Learn which genes control brindle, how to breed for it, and what brindle on different base colors looks like.