Foals should begin receiving their first core vaccinations at 6 months of age. The American Association of Equine Practitioners (AAEP) recommends tetanus, Eastern/Western Equine Encephalomyelitis (EEE/WEE), West Nile Virus, and Rabies. Help keep your vaccine schedule on track by downloading AAEP’s complete Foal Vaccination Cart with expanded details, booster timelines, and information on risk-based vaccines at AAEP .