Item
|
Treatments1
|
SEM
|
P value
|
---|
B
|
BC
|
BB
|
---|
Yield of milk and milk components, kg/d
|
Milk
|
25.11
|
25.50
|
25.83
|
0.653
|
0.062
|
3.5% FCM
|
21.69
|
22.43
|
22.69
|
0.645
|
0.070
|
Fat
|
0.86b
|
0.90a
|
0.91a
|
0.033
|
0.013
|
Protein
|
0.81a
|
0.80b
|
0.80b
|
0.025
|
0.021
|
Lactose
|
1.17
|
1.20
|
1.16
|
0.020
|
0.062
|
Total solid
|
3.47
|
3.42
|
3.57
|
0.060
|
0.076
|
Milk composition, %
|
Fat
|
3.43b
|
3.55b
|
3.63a
|
0.087
|
<0.001
|
Protein
|
3.23a
|
3.15b
|
3.10b
|
0.030
|
0.001
|
Lactose
|
4.67
|
4.69
|
4.66
|
0.045
|
0.058
|
Total solid
|
11.93
|
11.89
|
12.01
|
0.098
|
0.060
|
- a, bMeans within a row with different subscripts differ (P < 0.05).
- 1Treatments were diets containing barley + basal diet (B), barley and corn + basal diet (BC), and barley and beet pulp + basal diet (BB).