Stallion Care

Article

Zoo Performs First Reverse Vasectomy on Horse

June 17, 2008

Scientists at the Smithsonian Institution's National Zoo have revealed they reversed a vasectomy on an endangered horse to allow it to reproduce naturally--the first-known operation of its kind on an endangered species.

Veterinarians said... Read More

Article

War Emblem Breeding Mares after Therapy

June 08, 2008

Champion and Kentucky Derby winner War Emblem is responding well to therapy for a breeding behavior dysfunction, according to experts at the University of Pennsylvania.

"He has had fertile sperm, but for several years has remained selective... Read More

Article

Atypical Causes of Stallion Infertility

May 18, 2008

It pays to think outside the box when considering possible causes of stallion infertility. The stallion's reproductive conformation, quality of sperm, and history can all impact his performance in the breeding shed.... Read More

Article

Reproduction and Sports Medicine Update: AAEP 2007

May 01, 2008

Veterinarians who attended presentations at the event came away with 18 hours of continuing education credit and new knowledge of current topics in equine reproduction and lameness.... Read More

Article

Natural Stallion Behavior

May 01, 2008

Q: I own a Lusitano stallion that has been stabled at the same barn for four years. Within the past four to six months, he has shown increasingly aggressive displays toward two stallions that walk in front of his stall. He kicks an... Read More

Article

Stallion Reproduction (AAEP Milne Lecture)

April 27, 2008

Varner directed the final two hours to a discussion of stallion fertility and told the group, for example, that morphologically abnormal sperm often do not have a negative impact on normal sperm. ... Read More

Article

Storm Cat Experiencing Drop in Fertility

April 08, 2008

Storm Cat, for years the No. 1 Thoroughbred stallion, has been experiencing difficulties impregnating his mares this breeding season at the Young's family's Overbrook Farm near Lexington. Fewer than half of the 31 mares that the 25-year-old... Read More

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Reproductive Anatomy: Basics of Life

April 04, 2008

A handy guide to the male and female reproductive tracts in horses.... Read More

Article

Raising a Stud Colt

March 01, 2008

I have bred my first colt this year and thus far have followed handling practices we have used on our previous two filly foals with great success. We have a beautiful Welsh Section C colt who is unafraid of most things, is very people friendly, wil... Read More

Article

Breeding Behavior: War Emblem Managers Still Trying

February 17, 2008

Hope continues to spring in abundance, if perhaps not eternally, at the Shadai Stallion Station in Japan that War Emblem will overcome his mysterious disdain for breeding.

With the dual American classic winner notching his first Japanese... Read More

Article

Best Breeding Approach

December 01, 2007

Q: For a horse reproduction project in my equine seminar course, I was trying to find video clips of horses breeding. Well, there were many on YouTube, and it took awhile to find the decent ones. But once I found some that were... Read More

Article

Enhancing Stallion Fertility

December 01, 2007


Science and good management are keys to keeping stallions at top breeding performance. 

Another equine breeding season is only a short time away, with many breeding sheds... Read More

Article

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

Article

French National Stud Recovering from EVA Outbreak

September 28, 2007

Eight stallions of the French national stud have been castrated and two others removed from the breeding site in an effort to control the spread of a recent outbreak of equine viral arteritis (EVA) in northwestern France.

No new EVA cases... Read More

Article

Derby Winner War Emblem Has Another Fruitless Season at Stud

July 09, 2007

After five years of trying to coax Kentucky Derby winner War Emblem into performing regular breeding duties, Shadai Stallion Station officials might be reaching the limit of their patience with the horse they purchased for about $17... Read More

Article

Let Nature Work it Out (Shy Stud Colt)

April 01, 2007

I desperately need some advice about my new colt. He is a 2½-year-old Gypsy Cob named Geordie. He was raised in a herd, then separated as a yearling colt, and ran with a colt herd until I imported him to Australia. He is naturally gentle and not... Read More

Article

NARHA Receives Christopher Reeve Foundation Grant

March 04, 2007

NARHA Receives Christopher Reeve Foundation Grant

The Christopher Reeve Foundation (CRF) announced today that the North American Riding for the Handicapped Association, Inc. (NARHA) has been awarded a $5,000 Quality of Life grant. The CRF... Read More

Article

Maiden Mare

March 01, 2007

I have a maiden mare that has been bred twice. She bled both times. What would cause this? A tear?... Read More

Article

Reproduction Problems

March 01, 2007

Drug compounding, the ethics of treating cryptorchids, and sexually transmitted diseases were the hot topics discussed by equine practitioners at the Reproduction Forum.... Read More

Article

Smarty Jones Treated for Minor Seminal Blockage

February 24, 2007

Smarty Jones, starting his third season at stud, has been successfully treated for a minor temporary blockage in his reproductive tract and has returned to normal breeding activity.

Dan Rosenberg, president of Robert Clay's Three Chimneys Farm... Read More

Article

Hormone and Drug Use in the Stallion

February 01, 2007

Many hormone and drug treatments could have a negative impact on the endocrine system, so it's best to avoid using them altogether in the breeding stallion. However, Sue M. McDonnell, PhD, Certified AAB, of the University of Pennsylvania's School... Read More

Article

Reproductive Evaluation of the Stallion

February 01, 2007

When a veterinarian is considering a stallion's suitability as a breeding animal, the horse's history, current physical condition, and libido are just as important as his semen quality.... Read More

Article

New Developments in Stallion Nutrition

February 01, 2007

Name a part of your horse you'd like to enhance--anything from his coat or hooves to his stamina--and there's likely a supplement for it. Marketed alongside the products that improve joint function and breathing ability, there are supplements... Read More

Article

Acupuncture Use in the Treatment of Reproductive Disorders

February 01, 2007

Acupuncture can be used in conjunction with Western medicine prior to breeding to treat anestrus (period of sexual inactivity), excessive behavioral estrus, retained corpus luteum (an ovarian follicle after discharge of the egg that secretes... Read More

Article

Reproductive Field Surgery

February 01, 2007

Castration and Caslick's procedures generally come to mind at the mention of reproductive surgeries that can be performed in the field, but Dwayne Rodgerson, DVM, MS, Dipl. ACVS, of Hagyard Equine Medical Institute, says there are plenty of othe... Read More