Body condition scoring assesses fat reserves in dairy cows and is both a welfare indicator and a management tool. Poor body condition reflects nutritional stress with significant welfare and health consequences.
Body condition scoring is one of the most practical welfare monitoring tools available to dairy farmers, providing a direct assessment of nutritional status that correlates with health outcomes and subjective wellbeing. A thin cow is a cow in negative energy balance — drawing on muscle and fat reserves that support immune function, reproduction and pain tolerance. The cascade of metabolic diseases associated with poor body condition at calving — ketosis, milk fever, displaced abomasum — cause significant suffering and are largely preventable with good nutritional management guided by regular BCS monitoring. The tool is simple, cheap and teachable, making it an excellent target for training investment on farms.