Mare Care


Problem Breeder Mare

April 01, 2008

What do veterinarians involved with reproduction have in common with the fictitious Sherlock Holmes? Both play the role of detective in solving mysteries. With Arthur Conan Doyle's legendary character, the mystery generally involved identifying the p... Read More


Readers Respond: Breeding Barrier

April 01, 2008

More than 1,000 readers of responded to a poll asking, "Have you ever had a veterinarian perform a Caslick's procedure on a mare?"

Read More


Placental Infections Cause Majority of Premature Foal Births

March 04, 2008

Premature delivery is a devastating problem in horses since the majority of foals that are delivered before the last week of gestation die. The negative financial and emotional impact of premature delivery on horse breeders is, therefore,... Read More


Foals', Mares' Nutritional Needs Change Over Time, Milk Study Says

February 24, 2008

The nutritional needs of mares and foals in the first six months following birth are becoming better understood following recent scientific and mathematical research in Portugal.

New curve graphs of mares' milk generated from milking sample... Read More


Laboratory Testing Can Help Pinpoint Cause of Abortion

February 05, 2008

When a mare aborts a foal, it can be a traumatic event for both horse and owner. While emotionally and financially expensive, abortion is not terribly uncommon in the equine breeding business. As many as 30% of broodmares fail to produce a... Read More


Tips to Predicting a Foal's Arrival

February 01, 2008

Familiarity with the foaling process and your mare is crucial to predicting birth, but you also can employ sensors, alarms, and video monitoring systems.

The act of foaling by a mare i... Read More


Calming Mother Nature

January 26, 2008

Q: I have a 7-year-old Quarter Horse mare that is quite "the mare." When she is around the geldings (even if they are in different pastures) and in season, she will put her butt up to the fence and wink (the vulvar lips), etc. She... Read More


Caslick's Operation: Problem Barrier

January 01, 2008

Infertility is a major problem in some broodmares. A large incidence of infertility is seen in valuable, intensively bred mares such as racehorses and performance mares, and significant amounts of money and time are devoted to dealing with the... Read More


Progesterone Test Makes Reproductive Management Less of a Nightmare

November 13, 2007

New research has revealed that a commercially available progesterone test is reliable and practical, and it can help veterinarians manage breeding mares more efficiently.

According to researchers from the College of Veterinary Medicine at... Read More


Stopping the Flow

November 01, 2007

I have a mare that is still lactating heavily months after weaning her foal. What is the cause of this? And how can it be cured or prevented?... Read More


Anabolic Steroid Effects

November 01, 2007

A colleague, Larry Soma, VMD, is an anesthesiologist/pharmacologist who conducts research for the Thoroughbred and Standardbred horse racing commissions in Pennsylvania. Basically, his lab develops and validates testing methods for detection of... Read More


Breeding Challenges of Older Mares

November 01, 2007

New technology and better ways of handling older mares improve the chances for breeding success. ... Read More


Blog Update: Making a New Mom for a Rejected Filly

August 26, 2007

This is a test. As you'll find out, it's a test in more ways than one.

For the next few weeks, I would like to share a little bit of my life with you. It's a story that you won't find in a veterinary text, but I... Read More


Fetotomy: A Viable Option for Resolving Dystocia Caused by Nonviable Foals

August 06, 2007

Fetotomy (the vaginal removal from a mare of a dead fetus in two or more pieces) is a viable option for resolving severe dystocia (difficult birth), with better mare survival rates than those cases involving Cesarean section, according to... Read More


Rude Noises

August 01, 2007

After tearing during foaling, my mare is constantly sucking air. Is there anything to minimize air intake?... Read More


Inducing Ovulation With Recombinant Equine Luteinizing Hormone

July 29, 2007

Manipulating the estrous cycle in mares is a big part of many breeding operations, and medications play various roles in the process. There are several options for inducing ovulation, including human chorionic gonadotropin (hCG),... Read More


Successful Breeding of Older Maiden Mares

July 24, 2007

Success when breeding older maiden mares depends on the management of several factors... Read More


Uterine Inflammatory Response: A Review

July 16, 2007

One of the biggest challenges in successful equine reproduction is uterine inflammation. Increased inflammation can destroy spermatozoa before they have a chance to fertilize the egg, and it can create a hostile environment that kills an embryo.... Read More


Breeding and Reproduction Tips

July 13, 2007

People are always looking for tips on how to do things better--particularly horse breeders looking for ways to get healthier foals. Benjamin Espy, DVM, Dipl. ACT, a practitioner from San Antonio, offered insight on many areas of equine reproduction... Read More


Correcting Uterine Torsion: Low-Tech Option Can Be Used to

July 12, 2007

Uterine torsion can be corrected using ropes, a plank of wood, and a burly volunteer, according to Laura M. Riggs, DVM, a clinical instructor of large animal surgery at the University of Georgia's College of Veterinary Medicine.... Read More


Surviving Uterine Torsion

July 06, 2007

All types of horses can get colic, but in the pregnant mare, the painful signs of colic might be caused by something other than a gastrointestinal problem. The mass of the foal and placenta causes a lot of crowding in the mare's body, and uterine... Read More


Positive Reinforcement

July 01, 2007

Can you explain the concept of positive reinforcement training? What exactly does it mean? I was recently in New Zealand, where I was with a group that seems "converted" to what they call "all-positive training." It sounds like good old-fashioned... Read More


Postpartum Care for Mares

June 21, 2007

Mares can rebreed fairly early after birthing compared to most animal species. For broodmares expected to produce a foal every year, the average time between pregnancies is 10 days to two weeks.

For this reason and others, postpartum care is... Read More


Repro Updates

March 23, 2007

Equine reproduction was covered at the 2006 AAEP Convention including foaling, venereal disease, breeding, etc... Read More