Table 1.
Suggested Guidelines by Breed for Age of Neutering.
| Suggested guidelines for age of neutering: 35 breeds | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Males | Females | |||||||||
| Australian Cattle Dog | ✓ | ✓ | ||||||||
| Australian Shepherd | ✓ | ✓ | ||||||||
| Beagle | ✓ | ✓ | ||||||||
| Bernese Mt. Dog | ✓ | ✓ | ||||||||
| Border Collie | ✓ | ✓ | ||||||||
| Boston Terrier | ✓ | ✓ | ||||||||
| Boxer | ✓ | ✓ | ||||||||
| Bulldog | ✓ | ✓ | ||||||||
| Cavalier King Charles Spaniel | ✓ | ✓ | ||||||||
| Chihuahua | ✓ | ✓ | ||||||||
| Cocker Spaniel | ✓ | ✓ | ||||||||
| Collie | ✓ | ✓ | ||||||||
| Corgi | ✓ | ✓ | ||||||||
| Dachshund | ✓ | ✓ | ||||||||
| Doberman Pinscher | ✓ | ✓ | ||||||||
| English Springer Spaniel | ✓ | ✓ | ||||||||
| German Shepherd | ✓ | ✓ | ||||||||
| Golden Retriever | ✓ | ✓ | ||||||||
| Great Dane | ✓ | ✓ | ||||||||
| Irish Wolfhound | ✓ | ✓ | ||||||||
| Jack Russell Terrier | ✓ | ✓ | ||||||||
| Labrador Retriever | ✓ | ✓ | ||||||||
| Maltese | ✓ | ✓ | ||||||||
| Miniature Schnauzer | ✓ | ✓ | ||||||||
| Pomeranian | ✓ | ✓ | ||||||||
| Poodle (Toy) | ✓ | ✓ | ||||||||
| Poodle (Miniature) | ✓ | ✓ | ||||||||
| Poodle (Standard) | ✓ | ✓ | ||||||||
| Pug | ✓ | ✓ | ||||||||
| Rottweiler | ✓ | ✓ | ||||||||
| Saint Bernard | ✓ | ✓ | ||||||||
| Shetland Sheepdog | ✓ | ✓ | ||||||||
| Shih Tzu | ✓ | ✓ | ||||||||
| West Highland White Terrier | ✓ | ✓ | ||||||||
| Yorkshire Terrier | ✓ | ✓ | ||||||||
Summary of spaying and neutering guidelines based on findings regarding increased risk of joint disorders and cancers. The term “choice” means there was no increased risk for any age.