Table 3.
Intake | Control (300 g PO/d) | 344 g WLS+150 g PO/d | 688 g WLS/d | SEM | p-value |
---|---|---|---|---|---|
DM (kg) | |||||
Concentrate | 7.37 | 7.37 | 7.37 | ||
Grass silage | 6.24 | 6.43 | 6.14 | 0.23 | 0.54 |
PO/WLS | 0.30 | 0.49 | 0.69 | ||
Total | 13.91 | 14.29 | 14.20 | 0.25 | 0.52 |
CP (g/d) | |||||
Concentrate | 1,565 | 1,565 | 1,565 | ||
Grass silage | 469 | 484 | 462 | 15.28 | 0.56 |
PO/WLS | 0 | 73 | 147 | ||
Total | 2,035c | 2,122b | 2174a | 15.58 | 0.03 |
NELP (Mcal/d) | |||||
Concentrate | 12.23 | 12.23 | 12.23 | ||
Grass silage | 8.17 | 8.42 | 8.04 | 0.32 | 0.56 |
PO/WLS | 1.22 | 1.68 | 2.15 | ||
Total | 21.62b | 22.33a | 22.43a | 0.30 | 0.045 |
PO = Palm oil; WLS = Whole linseed; SEM = Standard error of the mean; NELP = Net energy for lactation at production level.