Table 1.
Ingredients, chemical composition, and fatty acid profile of the diets.
| Ingredients (%) | Diet 1 | Hay | ||
|---|---|---|---|---|
| C | L | L + O | ||
| Corn | 31.00 | 31.00 | 30.40 | |
| Faba bean | 10.00 | 8.50 | 8.50 | |
| Wheat bran | 10.00 | 10.00 | 10.00 | |
| Barley | 9.00 | 9.00 | 9.00 | |
| Wheat flour shorts | 9.00 | 9.00 | 9.00 | |
| Sunflower meal | 8.00 | 7.50 | 7.50 | |
| Dehulled soybean | 6.00 | 6.00 | 6.00 | |
| Sugar beet pulp | 6.00 | 6.00 | 6.00 | |
| Soybean hulls | 4.00 | 4.00 | 4.00 | |
| Extruded linseed | - | 3.00 | 3.00 | |
| Molasses | 3.00 | 3.00 | 3.00 | |
| Vitamin-mineral premix | 3.00 | 3.00 | 3.00 | |
| Soybean oil | 1.00 | - | - | |
| Oregano | - | - | 0.60 | |
| Chemical composition (% on DM basis) |
||||
| Crude protein | 15.51 | 15.60 | 15.61 | 10.72 |
| Ether extract | 3.66 | 3.70 | 3.71 | 1.37 |
| Ash | 3.41 | 3.49 | 3.56 | 9.58 |
| Crude fiber | 7.91 | 7.92 | 8.32 | 33.94 |
| NDF 2 | 21.19 | 21.24 | 21.15 | 60.38 |
| ADF 3 | 9.58 | 9.56 | 9.53 | 37.43 |
| ADL 4 | 1.79 | 1.86 | 1.85 | 9.31 |
| ME (MJ) | 10.16 | 10.18 | 10.05 | 11.25 |
| Fatty acids (% FA methyl esters) |
||||
| C16:0 (palmitic) | 9.23 | 7.47 | 7.39 | 13.45 |
| C18:0 (stearic) | 1.18 | 3.55 | 4.08 | 3.03 |
| C18:1 n-9, cis 9 (oleic) | 17.78 | 18.76 | 17.99 | 12.13 |
| C18:2 n-6 (linoleic) | 15.16 | 22.15 | 20.42 | 31.00 |
| C18:3 n-3 (α-linolenic) | 4.65 | 31.00 | 30.68 | 2.57 |
| C22:5 n-3 (DPA) | 0.46 | 0.17 | 0.27 | 0.00 |
| C22:6 n-3 (DHA) | 0.29 | 0.28 | 0.28 | 0.01 |
1 C, control feed; L, feed containing 3% extruded linseed; L + O, feed containing 3% extruded linseed + 0.6% oregano. 2 NDF, neutral detergent fiber; 3 ADF, acid detergent fiber; 4 ADL, acid detergent lignin.