Item | Control | QT100 | QT200 | P-value | ||
W | T | W × T | ||||
Fat, % | 3.35 ± 0.08 | 3.35 ± 0.08 | 3.30 ± 0.07 | 0.004 | 0.778 | 0.018 |
Fat yield (g/d) | 1010.8 ± 42.55 | 882.5 ± 46.24 | 855.4 ± 42.34 | 0.002 | 0.064 | 0.351 |
Protein, % | 3.29 ± 0.04c | 3.59 ± 0.04a | 3.48 ± 0.04b | <0.001 | <0.001 | <0.001 |
Protein yield (g/d) | 866.6 ± 34.23 | 1083.1 ± 36.70 | 901.3 ± 36.87 | 0.035 | 0.256 | 0.464 |
SNF, % | 8.35 ± 0.09b | 8.83 ± 0.09a | 8.67 ± 0.096a | 0.001 | 0.001 | 0.225 |
SNF yield (g/d) | 2519.2 ± 0.09 | 2325.8 ± 0.09 | 2247.3 ± 0.10 | 0.065 | 0.110 | 0.818 |
Lactose, % | 4.31 ± 0.06 | 4.30 ± 0.06 | 4.26 ± 0.06 | 0.954 | 0.836 | 0.455 |
Lactose yield (g/d) | 1300.3 ± 43.72a | 1132.6 ± 48.65b | 1104.2 ± 47.29b | 0.045 | 0.029 | 0.892 |
Density | 28.08 ± 0.38b | 30.63 ± 0.39a | 29.05 ± 0.40b | 0.090 | <0.001 | <0.003 |