Environmental enrichment for dairy cows — providing objects, opportunities, and space for natural behavior — significantly improves welfare and reduces stereotypic behaviors.
Dairy cows in intensive indoor systems are often profoundly understimulated relative to their behavioral needs. Cows are curious, social animals that in natural conditions spend hours foraging, exploring, and engaging in complex social interactions. Confinement reduces behavioral opportunities drastically, leading to boredom, frustration, and stereotypic behaviors that indicate poor welfare. Enrichment research consistently demonstrates that cows actively seek out and benefit from environmental complexity. Providing even basic enrichment — rotating brushes, varied substrates, outdoor access — delivers measurable welfare improvements at modest cost.