Colorado Horse Tests Positive for EIA

The affected horse has been isolated from the remaining horses on the Weld County facility. The exposed horses will be observed and retested in 60 days.

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colorado horse tests positive for eia
A Coggins test screens horses’ blood for antibodies that are indicative of the presence of EIA. | Photo: Alexandra Beckstett/The Horse

A Weld County, Colorado, horse has tested positive for equine infectious anemia (EIA).

The Colorado Department of Agriculture (CDA) State Veterinarian’s Office received the positive result from the USDA’s National Veterinary Services Laboratory on Aug. 24. Results from a confirmatory retest were received on Aug. 28.

The CDA has quarantined the Weld County facility until it completes further testing

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