Table 1.
Proportion of the ingredients and chemical composition of the experimental diets.
| Item | Diets | ||||
|---|---|---|---|---|---|
| OF | BO | 1.5 SO | 2.25 SO | 3.0 SO | |
| Ground corn (%) | 45.0 | 40.5 | 40.5 | 40.5 | 40.5 |
| Soybean meal (%) | 23.0 | 23.0 | 23.0 | 23.0 | 23.0 |
| Tifton-85 hay (%) | 30.0 | 30.0 | 30.0 | 30.0 | 30.0 |
| Babassu oil (%) | 0.0 | 4.5 | 3.0 | 2.25 | 1.5 |
| Sunflower oil (%) | 0.0 | 0.0 | 1.5 | 2.25 | 3.0 |
| Mineral premix (%) | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
| Chemical composition | |||||
| Dry matter (g/kg FM) | 893 | 898 | 898 | 898 | 898 |
| Crude protein (g/kg DM) | 178 | 174 | 174 | 174 | 174 |
| Neutral detergent fiber (g/kg DM) | 407 | 398 | 398 | 398 | 398 |
| Nonfibrous carbohydrates (g/kg DM) | 333 | 308 | 307 | 309 | 302 |
| Total carbohydrates (g/kg DM) | 734 | 705 | 704 | 705 | 702 |
| Ether extract (g/kg DM) | 27 | 69 | 69 | 69 | 69 |
| Metabolizable energy (Mcal/kg) | 3.07 | 3.16 | 3.29 | 3.27 | 3.25 |
| Fatty acid profile (g/100 g fatty acids) | |||||
| Caprylic acid (C8 : 0) | 0.11 | 1.48 | 1.07 | 0.93 | 0.65 |
| Capric acid (C10 : 0) | 0.00 | 1.36 | 0.98 | 0.84 | 0.58 |
| Lauric acid (C12 : 0) | 0.84 | 18.29 | 12.74 | 10.92 | 7.36 |
| Myristic acid (C14 : 0) | 0.27 | 5.64 | 4.01 | 3.43 | 2.34 |
| Palmitic acid (C16 : 0) | 17.80 | 15.13 | 15.33 | 15.09 | 14.79 |
| Stearic acid (C18 : 0) | 10.90 | 9.96 | 10.59 | 10.56 | 10.59 |
| Oleic acid (C18 : 1 cis 9) | 24.02 | 19.36 | 20.49 | 20.60 | 21.34 |
| Vaccenic acid (C18 : 1 trans 11) | 1.02 | 0.72 | 0.78 | 0.76 | 0.77 |
| Linoleic acid (C18 : 2 n6) | 37.15 | 21.44 | 27.36 | 30.39 | 34.95 |
| Linolenic acid (C18 : 3 n3) | 5.61 | 4.59 | 4.54 | 4.34 | 4.36 |
| Arachidic acid (C20 : 0) | 0.86 | 0.70 | 0.74 | 0.75 | 0.76 |
| Behenic acid (C22 : 0) | 0.65 | 0.55 | 0.64 | 0.66 | 0.67 |
| Lignoceric acid (C24 : 0) | 0.76 | 0.67 | 0.72 | 0.72 | 0.73 |
OF: oil-free diet (control); BO: 45 g/kg BO; 1.5 SO: 30 g/kg BO with an additional 15 g/kg SO; 2.25 SO: 22.5 g/kg BO with an additional 22.5 g/kg SO; 3.0 SO: 30 g/kg SO with an additional 15 g/kg BO; FM: fresh matter; DM: dry matter.