age to spay a female dog
When itâs time to spay your dog. She can be spayed any time after eight weeks of age, and preferably before her first heat for the best health benefits. The first heat cycle occurs somewhere around six months of age, depending on the breed.he benefits to your dog are considerable: 1  Spaying reduces risk of certain illnesses, such as pyometra (a common, life-threatening infection of the uterus) or mammary gland cancer. 2  Spaying reduces pet overpopulation. 3  Millions of dogs are put down every year because there arenât enough homes for them.