Table 5.
Parameters | Control | Sunflower Seed | Linseed | SEM | p-Value |
---|---|---|---|---|---|
Milk yield, kg/d | 0.74 | 0.78 | 0.77 | 0.02 | 0.556 |
Fat corrected milk 3.5% | 0.96 | 0.99 | 0.95 | 0.02 | 0.656 |
Milk/DMI | 0.57 | 0.60 | 0.58 | 0.03 | 0.720 |
Energy corrected milk, kg/d | 1.01 | 1.04 | 1.01 | 0.03 | 0.766 |
ECM/DMI | 0.78 | 0.80 | 0.77 | 0.02 | 0.724 |
Milk composition | |||||
Fat, % | 5.35 | 5.14 | 4.98 | 0.11 | 0.086 |
Fat, g/d | 39.9 | 40.4 | 38.5 | 1.68 | 0.696 |
True protein, % | 4.50 | 4.55 | 4.57 | 0.04 | 0.609 |
True protein, g/d | 33.6 | 35.6 | 35.2 | 1.24 | 0.466 |
Non-fat solids, % | 9.65 | 9.72 | 9.73 | 0.05 | 0.547 |
Non-fat solids, g/d | 71.8 | 76.0 | 75.1 | 2.58 | 0.486 |
Milk urea N, mg/dL | 28.4 a | 26.2 b | 25.7 c | 0.09 | <0.001 |
Milk-N/N-intake, % | 21.9 | 24.1 | 24.5 | 0.83 | 0.123 |
a, b, c Mean values for each experiment within a row with unlike superscript letters were significantly different (p < 0.05). SEM = standard error of the mean.