Table 4.
Effects of supplementation with Ca salts of PFAD (n = 14) or EPA + DHA (n = 14) during the last 50 d of gestation on ewe milk production and composition at 30 d in lactation
| Item | Treatment1 | SEM | P-value | |
|---|---|---|---|---|
| PFAD | EPA + DHA | |||
| 3 h milk yield, g | 302.11 | 291.85 | 22.381 | 0.72 |
| Fat, % | 7.71 | 7.54 | 0.389 | 0.73 |
| Fat, g/3 h yield | 23.66 | 22.70 | 2.490 | 0.77 |
| Protein, % | 3.93 | 3.80 | 0.077 | 0.19 |
| Protein, g/3 h yield | 11.68 | 11.00 | 0.823 | 0.53 |
| Lactose, % | 4.99 | 5.02 | 0.056 | 0.70 |
| Lactose, g/3 h yield | 15.13 | 14.75 | 1.191 | 0.81 |
| Solids, % | 5.86 | 5.92 | 0.059 | 0.51 |
| Solids, g/3 h yield | 17.74 | 17.29 | 1.394 | 0.81 |
| SCC | 1,712.76 | 1,370.19 | 405.07 | 0.52 |
| MUN, mg/dl | 21.57 | 21.49 | 1.779 | 0.97 |
| ECM, kg/3 h yield | 0.46 | 0.44 | 0.041 | 0.70 |
| NEL, Mcal/3 h yield | 0.35 | 0.33 | 0.031 | 0.70 |
SCC, Somatic cell count; MUN, milk urea nitrogen; ECM, energy corrected milk.
1PFAD, EnerGII as a source of palmitic and oleic acids (Virtus Nutrition LLC); EPA + DHA, StrataG113 as a source of eicosapentaenoic acid and docosahexaenoic acids (Virtus Nutrition LLC).