A breakdown in biosecurity measures at a jumping horse event in Spain in 2021 spawned an EHV-1 outbreak that spread to several countries and killed 18 horses. • Photo by Molly Montag.

European EHV-1 Outbreak Examined in New Report

Multiple risk factors, poor decision making and failure to follow biosecurity-related rules and regulations contributed to a European EHV-1 Outbreak outbreak that killed 18 horses in Europe last year, a newly released report found.