Your horse’s body condition score — or BCS — is one of the most important numbers in equine health. Based on the Henneke Body Condition Scoring system, the 1–9 scale helps you assess fat coverage across six key areas of your horse’s body: the neck, withers, shoulders, ribs, loin, and tailhead. A score of 1 means severely emaciated; a 9 means obese. Most horses do best at a BCS of 5 to 6.

Getting your horse’s BCS right matters for everything from metabolic health to reproductive performance. Horses that are too thin may struggle with energy and immune function; those that are too heavy face increased risk of laminitis, insulin resistance, and other serious conditions. Knowing how to evaluate BCS — and what to do with that information — is a core skill for any horse owner.

Think you know your BCS basics? Take our quiz to find out.

Not sure how your horse scores? Ask your veterinarian to walk you through a hands-on BCS assessment at your next visit. Regular scoring — ideally every 30 days — helps you catch changes early and adjust feed, exercise, or veterinary care before small shifts become big problems.