Mare Care

Article

AAEP 2002: Reproduction

February 04, 2003

The reproduction session at the annual AAEP meeting in Orlando, Fla., was something of an A to Z seminar with an international flavor. It started with speakers from North America presenting discussions on endometrial echotexture (ultrasound... Read More

Article

No Live Foal Guarantees

February 01, 2003

Subconsciously, you've been holding your breath for months. From the moment your mare was confirmed in foal, it's been a tense waiting game. And although she will be foaling soon, you know a healthy foal is still anything but a given. Between... Read More

Article

Abortions Up In Central Kentucky; Signs Not Consistent With MRLS

January 31, 2003

The abortion rate in Central Kentucky is up from a year ago, but scientists aren't sure why there has been an increase.

"At this time, there is nothing that is fully consistent with MRLS (mare reproductive loss syndrome)," said Dr. Lenn... Read More

Article

High-Risk Pregnancies and Sick Foals

January 09, 2003

In defining a high-risk mare, Bain said she is one which has had previous foaling problems such as dystocia (difficult delivery), hemorrhage, or a red bag delivery. He said a mare also could be at risk because of medical illness, surgery, colic... Read More

Article

WNV Vaccination in Mares and Foals

January 01, 2003

There were nearly 14,000 reported cases of West Nile virus (WNV) in the United States in 2002 by the end of November, and many broodmares were exposed to the virus even if not clinically affected. As the country begins its fifth year of handling... Read More

Article

Environment and Hormones

January 01, 2003

Some natural and man-made compounds in the environment can disrupt the delicate reproduction hormone balance in many species, possibly including horses. Her suggestion was that although this cause of reproductive dysfunction had not been studied in h... Read More

Article

West Nile Virus Vaccination in Mares and Foals

December 04, 2002

There were nearly 14,000 reported cases of West Nile virus (WNV) in the United States in 2002 by the end of November, and many broodmares were exposed to the virus even if not clinically affected. As the country begins its fifth year of handling... Read More

Article

Endometrial Cysts

November 15, 2002

Endometrial cysts occur in up to 22% of all mares and up to 55% of older mares.... Read More

Video

Draining Endometrial Cysts with a Laser

November 15, 2002

Watch the draining of an endometrial cyst in this short video clip.... Read More

Article

Luteal Insufficiency in the Mare

November 08, 2002

Insufficient function of the corpus luteum (the structure formed after the follicle that releases the egg, or ovulates, and then produces progesterone) has been proposed as a mechanism for early embryonic loss in the mare, but until now there... Read More

Article

Chronic Uterine Torsion in Mares

November 01, 2002

In late pregnancy, mares are susceptible to a dangerous complication called uterine torsion. Accounting for 5-10% of obstetrical emergencies, twisting of the uterus can be fatal to fetus and mare if left untreated. The hallmark of acute uterine... Read More

Article

Breeding Soundness Exam of the Mare

November 01, 2002

Horse breeding is a time-consuming and expensive business. Therefore, horse breeders must be able to assess the likelihood of a mare being able to conceive, carry a fetus through a pregnancy, and deliver a live foal. While unforeseen problems ca... Read More

Article

Foaling Alarms--Expecting Company?

November 01, 2002

There are several types of foaling alarms available. They are designed to notify the person responsible (owner, farm manager, or foaling attendant) that the mare is in labor. ... Read More

Article

Purina Veterinary Conference 2002

October 16, 2002

Only 20 miles from downtown St. Louis, Mo., is a 1,200-acre research farm owned by the nutrition company Purina Mills. On Oct. 3-5, 140-plus veterinarians and another 50 Purina Mills representatives gathered to tour that research facility and... Read More

Article

Mare Milking Early

August 01, 2002

I have a Paso Fino mare whose due date is three months away and her milk bag is full, hot, and dripping very white milk. She has been waxed over for about a week now, but thankfully she seems to be in no distress. I can find no one with this... Read More

Article

Bute Toxicity in Neonates

May 01, 2002

Q: My wife and I were told that giving Bute (phenylbutazone) to a mare in foal can cause heart defects in the foal, similar to aspirin taken by women in early pregnancy. Is there any connection? A: Signs of phenylbutazone toxicity in foals whose...... Read More

Article

Pregnant Mare Weight Gain

April 01, 2002

We have a 6-year-old Quarter Horse mare and a 21-year-old Paint mare, both in foal to the same Quarter Horse stud. Both were five months along in mid-November (they were bred one week apart). The 6-year-old gained 31 pounds in a six-week period,... Read More

Article

Evaluating Reproductive Health in Mares

April 01, 2002

The reproductive system of the horse has evolved over time with specific protective functions that are necessary for fertility. The horse and pig are the only domestic animals in which semen is deposited directly into the uterus, in contrast to... Read More

Article

Feeding Broodmares

March 01, 2002

The broodmare goes through three phases of reproduction--early gestation, late gestation, and lactation. Mares in good body condition cycle earlier in the year, require fewer cycles per conception, have a higher pregnancy rate, and are able to... Read More

Article

Fescue Field Management

March 01, 2002

It is estimated that 35 million acres of United States pasture are planted with tall fescue (Festuca arundinacea), and roughly 700,000 horses graze these fescue pastures. This plant is a cool-season plant, so it grows in cooler climates,... Read More

Article

Managing Barren Mares

February 01, 2002

Not every mare that is mated during a breeding season becomes pregnant, nor does every mare that conceives carry a foal to term. Failure of conception, early embryonic losses, and abortions are a fact of life in equine reproduction, and problem... Read More

Article

A World on the Move

February 01, 2002

The World Equine Veterinary Association (WEVA) met in Sorrento, Italy, in conjunction with the October 2001 Italian veterinary association annual meeting. WEVA meets every other year in locations designed to attract veterinarians from countries... Read More

Article

Uterine Tubal Patency Examination

February 01, 2002

Breeding is big business. Those who doubt need only look at the results of the 1998 Keeneland November breeding stock sale for verification. Prices for broodmares and weanlings soared--top price for a broodmare, $7 million; for a weanling, $1.5... Read More

Article

Placentitis-Causing Bacterium Gets Name

January 15, 2002

Each year throughout the United States, mares lose their pregnancies due to placentitis or an infection in the placenta. Placentitis causes lesions in the placenta, which provides nourishment from the mare to the fetus. When that nourishment is... Read More

Article

Wild Horse Killings Anger Community

January 03, 2002

Corolla, N.C., residents have pulled together to help find the killer of four wild horses that were shot to death in Nov., 2001. A $10,000 bounty has been posted for information that leads to a felony conviction of the killer, according to an... Read More