Breeding and Reproduction

Horse breeding from planning through foal care

Mare and foal

Broodmares: Worth Their Weight

Find out what effect a mare’s weight and, ultimately, energy or calorie intake can have on her efficiency as a broodmare and on her foal.

Read More
abortion in horses; determining equine fetal sex; Warm Winter Could Affect Tall Fescue Toxicosis in Broodmares

Determining Equine Fetal Sex in Midgestation

Researchers have confirmed that, by following a few recently described steps, veterinarians can sex fetuses over a much longer time period than previously though and without clipping or sedating mares.

Read More
improved equine genetic map released; horse genome, equine genome, twilight

Improved Equine Genetic Map Released

By re-analyzing DNA from a Thoroughbred mare named Twilight using updated equipment, scientists corrected thousands of errors in the original sequence released in 2009.

Read More
Supplementing Horses With Vitamin E

Supplementing Horses With Vitamin E

Vitamin E deficiencies can cause neurologic and other health problems in horses. As such, at-risk horses—from breeding stock and foals to equine athletes and pasture pets—might benefit from supplementation.

Read More
what is a foundation mare

What is a Foundation Mare?

Dr. Ryan Ferris explains the different meanings of “foundation mare” for a reader who owns one but isn’t sure what the term means.

Read More

More From The Horse

Screenshot 2026-11-09 160213
gray horse
helping old horses gain weight
pregnant chestnut mare standing in field

Stay on top of the most recent Horse Health news with

FREE weekly newsletters from TheHorse.com

Weekly Poll

sponsored by:

Create a free account with TheHorse.com!

The Horse
Privacy Overview

This website uses cookies so that we can provide you with the best user experience possible. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful.