Multiparous cows had greater (P < 0.001) intake of
DM (25.4 vs. 20.9 kg/d), CP (4.8 vs. 3.9 kg/d), ADF
(5.6 vs. 4.5 kg/d), and NDF (8.4 vs. 6.8 kg/d), and
greater milk yield (P = 0.01; 34.9 vs. 31.9 kg/d) than
did primiparous cows but no parity × treatment interactions
occurred.