Mare Fertility


New Diagnostic Procedures to Detect XY Mares

November 22, 2015

The new procedures could make sterile mares with XY sex chromosomes easier and less expensive for breeders to detect.... Read More


Breeding the Problem Mare With Endometritis

November 15, 2015

Learn how to manage these challenging cases and improve the mare's chance of producing a live foal.... Read More


How Does Light Impact Horses?

August 15, 2015

Light drives the internal clocks of all organisms. Here's how it impacts horses, from broodmares to equine athletes.... Read More


Puerperal Problems in Mare Reviewed

July 11, 2015

Retained placenta, lochiometra, and injuries to the perineum were the most common puerperal (after birthing) issues.... Read More


Common Equine Abortion Causes Reviewed

June 21, 2015

While we can't prevent all abortions, knowing the risks can help us prepare for and, in some cases, reduce the hazards.... Read More


Thinking Outside the Breeding Shed

June 17, 2015

Infertile mare? Deceased stallion? No problem! Equine reproduction is now high-tech enough to overcome these hurdles.... Read More


The Equine Genetic Toolbox

May 27, 2015

Genetic testing reveals differences in an individual's DNA that result in traits from coat color to muscle function.... Read More


McCue, Squires Publish Equine Embryo Transfer Manual

May 27, 2015

The manual is based on basic science, research, and clinical experience from a commercial embryo transfer program.... Read More


Researchers Study Uterine Torsion Outcomes

May 17, 2015

Researchers found that, overall, 90.5% of mares and 82.3% of foals survived to hospital discharge following treatment.... Read More


Researchers Produce First European Foals from Frozen Embryos

May 15, 2015

The team hopes to make this process more accessible to breeders in the future.... Read More


13 Ways to Predict Ovulation in Mares

April 22, 2015

Horse breeding is only as effective as your ability to predict a mare's impending ovulation. Here's how vets do so.... Read More


Pregnancy Failure in Horses: Why Things Go Wrong

April 16, 2015

Pregnancy failure in mares is a very real risk; here's how to prevent or handle it.... Read More


Fertility Control Study in National Park Service Mares

April 16, 2015

The National Park Service is studying the use of fertility control vaccines to control feral horse populations.... Read More


Caterpillars that Cause Abortion in Mares

April 04, 2015

Learn how researchers determined that hairy, bristly caterpillars can cause abortions and how to protect mares.... Read More


Double Trouble: Multiple Ovulations in Mares

April 04, 2015

Researchers recently evaluated multiple ovulations and how vets can detect them and, thus, prevent twin pregnancies.... Read More


Surgical Intervention to Improve Mare Fertility

March 31, 2015

Dr. Rolf Embertson shares surgery case studies of treating mares with urogenital conditions.... Read More


Embryo Transfer: From One Mare to Another

March 18, 2015

The technology behind equine embryo transfers means exciting assisted reproduction options are on the horizon.... Read More


Estrogen Concentrations' Effects on Pregnancy Outcome

March 12, 2015

Researchers determined that reduced estrogen levels in late pregnancy do not affect pregnancy outcome.... Read More

A marble and glass shards removed from a mare's uterus.


Complications Related to Intrauterine Marbles

February 19, 2015

Complications include chronic endometritis, pyometra, and the marble or shreds of glass adhering to the endometrium.... Read More


Does Uterine Edema Affect Pregnancy Outcome?

February 11, 2015

Researchers determined that excessive uterine edema near the time of ovulation did not adversely affect pregnancy rates.... Read More


What to Consider Before Breeding an Older Mare

February 09, 2015

Plan ahead and ensure your older mare is up to the task before sending her to the breeding shed.... Read More


Advancements in Equine Repro Research

February 01, 2015

Researchers from UK presented research on breeding and mare fertility during the 2014 AAEP Convention.... Read More


Anti-Mullerian Hormone Helps Assess Aging Mares' Fertility

January 27, 2015

Mare fertility declines with age in association with reduced follicle count, and AMH is correlated with follicle count. ... Read More


Top Equine Reproduction Studies of 2014

January 20, 2015

Studies covered biofilms, chilled and frozen semen, endometritis, placentitis, oxidative stress and fertility, and more.... Read More


Breeding Soundness Exams for Him and Her

January 12, 2015

Both the stallion and mare must be in good health and fertility before you even attempt to produce a foal.... Read More