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Originally Posted by Seatrtle  I just had this conversation with my vet. She told me that the studies have been about large breed dogs, but that it does make sense that spaying or neutering too young could have an adverse affect on the system. She said animals have sex hormones for a reason and not just for reproduction. She said if you think about it like a thyroid, this tiny thing affects soooo many things if something goes wrong. She also cited the studies that show the benefit of spaying and neutering. She suggested letting my puppy have at least one heat before spaying. |
Wow a vet who is up on the research! Not many studies is correct for small breed dogs this is true.
For a small breed dog I would concur that spaying a female after at least 8month old and or even after the first heat should be okay in the long run for the health of the female.