Treatment

SEM

P

Control

Megalac

Corn

DMI (kg/d)

22.09

21.20

23.47

1.04

0.38

Milk yield (kg/d)

27.01

29.14

25.28

1.89

0.15

Milk fat/%

4.06^a

3.99^ab

3.59^b

0.19

0.05

g/d

1086.51

1160.20

914.18

81.62

0.15

Milk protein/%

3.24

3.04

3.24

0.09

0.10

g/d

873.42

889.56

823.85

76.03

0.82

Milk lactose/%

4.59^a

4.50^b

4.61^a

0.50

0.08

g/d

1240.49

1313.29

1168.32

97.97

0.60

Non-fat solids/%

8.97^a

8.68^b

8.98^a

0.13

0.04

Total solids/%

10.95

12.43

10.75

0.85

0.12

Pre-experiment BSC

2.78

3.10

2.81

0.19

0.39

Post-experiment BSC

2.85

3.35

2.90

0.17

0.13

BSC difference

+0.07

+0.25

+0.09