Table 2.
Composition and nutritional profile of treatments1,2
| Item | CSSO | CON |
|---|---|---|
| Ingredients, g/day (as-fed) | ||
| Ground corn | 100 | 100 |
| Soybean meal | 100 | 100 |
| Essentiom | 100 | 0 |
| EnergyBooster | 0 | 87 |
| Limestone | 0 | 13 |
| Nutrient profile, DM basis | ||
| DM, % | 92.5 | 93.1 |
| Total digestible nutrients,3 % | 122 | 122 |
| Net energy for maintenance,4 Mcal/kg | 3.16 | 3.23 |
| Crude protein, % | 19.9 | 19.6 |
| Neutral detergent fiber, % | 7.60 | 7.78 |
| Ca, % | 3.27 | 2.81 |
| Fatty acids, % | 30.9 | 31.7 |
| Palmitic (16:0), % | 9.58 | 9.87 |
| Stearic (18:0), % | 1.25 | 14.23 |
| Oleic (18:1), % | 8.35 | 2.56 |
| Linoleic (18:2), % | 10.0 | 1.39 |
| Linolenic (18:3), % | 0.99 | 0.10 |
| Daily intake, DM basis | ||
| DM, g | 278 | 279 |
| Total digestible nutrients,3 g | 338 | 341 |
| Net energy for maintenance,4 Mcal | 8.77 | 9.03 |
| Crude protein, g | 55.2 | 54.9 |
| Neutral detergent fiber, g | 21.1 | 21.7 |
| Ca, g | 9.08 | 7.84 |
| Fatty acids, g | 85.84 | 82.69 |
| Palmitic (16:0), g | 26.6 | 27.6 |
| Stearic (18:0), g | 3.47 | 39.8 |
| Oleic (18:1), g | 23.2 | 7.14 |
| Linoleic (18:2), g | 27.9 | 3.88 |
| Linolenic (18:3), g | 2.77 | 0.28 |
1Based on ingredients collected in Exp. 2.
2CSSO = daily supplementation (per cow) with 100 g of a soybean meal + 100 g of ground corn + 100 g of Ca salts of soybean oil (Essentiom, Church and Dwight Co., Inc., Princeton, NJ); CON = daily supplementation (per cow) with 100 g of a soybean meal + 100 g of ground corn + 87 g of prilled saturated fat (Energy Booster 100, Milk Specialties, Eden Prairie, MN) + 13 g of limestone.
3Calculated according to the equations described by Weiss et al. (1992).
4Calculated with equations described by the NRC (2000).