Table 3: Mean dry matter (DM)-intake (kg/d) as well as copper and zinc intake (mg/d).

DM-intakeCopper-intakeZinc-intake

Group A (n = 30)17.3 ± 3.3193a ± 391041a ± 215
Group B (n = 30)17.4 ± 3.2395b ± 781993b ± 397
Lactation 1 (n = 38)16.4a ± 2.9277 ± 1111428 ± 540
Lactation 2 (n = 22)19.1b ± 3.1322 ± 1281662 ± 622

a < b; P<.05.