Ask the Vet

I am the new owner of a QH mare. I have previously only owned geldings and am not familiar with managing the hormonal fluctuations in mares. What are my options?

By: Denise A. Gorondy, DVM Mares are seasonally polyestrous which means they have multiple estrous cycles during certain seasons of the year – spring, summer, and early fall. Mares should not cycle during the winter months. A mares’ estrous cycles last approximately 21 days and she will show estrus (or be “in heat”) for 5… Read more »