Figure 3

Pen in which calves lay down during test sessions relative to the treatment they received in that pen during treatment sessions (Test 1: 48 h, Test 2: 72 h, Test 3: 96 h after the second treatment). Neutral: No treatment. Control: Sedation alone. Disbudding: Sedation, local anesthesia and hot-iron disbudding. In the first test only 8 of the 9 calves lay down within the 90-min limit.