Dog Spay and Neuter: UC Davis Guidelines

Assisting Decision-Making on Age of Neutering for 35 Breeds of Dogs: Associated Joint Disorders, Cancers, and Urinary Incontinence
Benjamin L. Hart1*, Lynette A. Hart2, Abigail P. Thigpen2 and Neil H. Willits3
University of California, Davis, Davis, CA, United States

Neutering (including spaying) of male and female dogs in the first year after birth has become routine in the U.S. and much of Europe, but recent research reveals that for some dog breeds, neutering may be associated with increased risks of debilitating joint disorders and some cancers, complicating pet owners’ decisions on neutering. The joint disorders include hip dysplasia, cranial cruciate ligament tear or rupture, and elbow dysplasia. The cancers include lymphoma, mast cell tumor, hemangiosarcoma, and osteosarcoma.

Here are the specific suggestions:

Breed Specific Spay and Neuter Recommendations

Mixed Breed Spay and Neuter Recommendations

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