Haylie Pfeffer

Haylie Pfeffer, Digital Editor, holds a degree in equine studies with a concentration in communications and a minor in social media marketing. She is a Pennsylvania native and, as a horse owner herself, has a passion for helping owners provide the best care for their horses. When she is not writing or in the barn, she is spending time with her dog, Clementine.

Articles by: Haylie Pfeffer

Millionaire Racehorse Nashoba’s Key Euthanized

Millionaire and multiple grade I winner Nashoba’s Key was involved in a freak accident in her stall at Hollywood Park and had to be euthanized May 28.


The 5-year-old daughter of Silver Hawk fractured her left hock when she kicked the

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Indiana Horse Owners Warned of Infectious Anemia Risk

Horse owners and veterinarians are being asked to watch their animals closely for any unusual clinical signs, in light of a cluster of recent positive cases of equine infectious anemia (EIA).

According to Tim Bartlett, DVM, director of

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Suit Filed Against Santa Anita Footing Supplier

The operator of Santa Anita Park has filed a federal lawsuit against the original supplier of its troubled synthetic racing surface, claiming it has suffered at least $8.4 million in damages from improper installation and repair.

The Los

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Big Brown Quarter Crack ‘Not a Setback’

Anyone following Triple Crown races this year knows there’s a lot of controversy about the soundness of Kentucky Derby/Preakness winner Big Brown’s feet. But despite a third hoof problem in his short career–a quarter crack that showed up in his

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Teddy O’Connor Euthanized

The Horse Herd joins the entire horse industry in mourning the loss of Theodore O’Connor, lovingly known as Teddy. “We all admired the heart of

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Equine Reproductive Specialist Dr. John Steiner Dead

John Steiner, DVM, Dipl. ACT, passed away Monday, May 26, at the Albany Medical Center. He had sustained severe head injuries in an accident the previous Tuesday, and his condition worsened despite the most aggressive medical care and the

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Eventing Rule Changes Passed, Effective Immediately

The executive committee of the U.S. Equestrian Federation (USEF) met May 19 and approved several rule changes, to be implemented immediately.

Effective immediately, the first fall of a competitor at obstacles on the cross-country course wil

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Theodore O’Connor Euthanized

Theodore O’Connor, the 13-year-old eventing “super pony” was euthanized today as a result of an injury sustained in an accident at Karen and David O’Connor’s barn in The Plains, Va., according to a statement released by the U.S. Equestrian

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