Table 4.
Composition of experimental diets in experiment 2 (as-fed basis)1
| Ingredient, % | Phase 1 | Phase 2 | Phase 3 | Phase 4 |
|---|---|---|---|---|
| Corn | 42.46 | 55.59 | 52.97 | 43.46 |
| Soybean meal (46.5% CP) | 18.99 | 19.99 | 26.75 | 26.52 |
| AV-E digest2 | 17.45 | 16.05 | 3.90 | — |
| Dried whey | 2.25 | — | — | — |
| Oat groats | 5.00 | — | — | — |
| Cereal blend3 | 7.95 | 3.00 | 1.40 | — |
| Corn DDGS4, 7.5% Oil | — | — | 10.00 | 25.00 |
| Beef tallow | 2.50 | 2.00 | 1.00 | 1.00 |
| Monocalcium P (21% P) | — | — | 0.40 | 0.38 |
| Limestone | 0.40 | 0.40 | 1.15 | 1.48 |
| Salt | — | 0.16 | 0.55 | 0.63 |
| L-Lys-HCl | 0.45 | 0.49 | 0.58 | 0.56 |
| DL-Met | 0.19 | 0.22 | 0.32 | 0.22 |
| L-Trp | 0.05 | 0.06 | 0.05 | 0.04 |
| L-Val | 0.11 | 0.14 | 0.15 | 0.06 |
| L-Ile | 0.03 | 0.05 | 0.06 | — |
| L- Thr | 0.22 | 0.26 | 0.29 | 0.20 |
| Tribasic copper chloride | 0.04 | 0.04 | — | — |
| Vitamin premix with phytase | 0.25 | 0.25 | 0.25 | 0.25 |
| Trace mineral premix | 0.15 | 0.15 | 0.15 | 0.15 |
| Choline chloride 60% | 0.03 | 0.03 | — | — |
| Zinc oxide | 0.35 | 0.35 | 0.02 | — |
| Vitamin E (20,000 IU) | 0.05 | 0.01 | 0.01 | — |
| Zinc5 | — | — | — | 0.06 |
| LipoVital GL 906 | 0.10 | 0.05 | — | — |
| Blue dye | 0.01 | — | — | — |
| FXP7 | 0.20 | 0.10 | — | — |
| AcidoMatrix GH8 | 0.50 | 0.50 | — | — |
| N-Hance7 | 0.25 | 0.10 | — | — |
| AlphaGal 280P9 | 0.03 | 0.01 | — | — |
| Manganese10 | 0.02 | 0.02 | 0.02 | 0.01 |
| O3 Trial Feed11 | — | — | — | — |
| Calculated analysis | ||||
| Standardized ileal digestible (SID) amino acids, % | ||||
| Lys | 1.40 | 1.40 | 1.40 | 1.34 |
| Ile:Lys | 59 | 59 | 60 | 60 |
| Leu:Lys | 111 | 113 | 120 | 141 |
| Met and Cys:Lys | 57 | 59 | 66 | 65 |
| Thr:Lys | 63 | 64 | 64 | 63 |
| Trp:Lys | 19.3 | 19.1 | 19.1 | 19.2 |
| Val:Lys | 71 | 72 | 72 | 72 |
| His:Lys | 36 | 36 | 36 | 40 |
| Total Lys, % | 1.62 | 1.62 | 1.58 | 1.53 |
| NE NRC, kcal/kg | 2,255 | 2,321 | 2,396 | 2,412 |
| SID Lys:NE, g/Mcal | 6.21 | 6.04 | 5.85 | 5.56 |
| CP, % | 23.9 | 23.5 | 23.1 | 24.1 |
| Ca, % | 0.87 | 0.80 | 0.79 | 0.80 |
| P, % | 0.61 | 0.58 | 0.56 | 0.57 |
| Standardized total tract digestible (STTD) P, % | 0.49 | 0.47 | 0.44 | 0.44 |
| Ca:P | 1.42 | 1.38 | 1.41 | 1.41 |
| EFA, % | 1.67 | 1.86 | 1.84 | 2.17 |
| Alpha-linolenic acid % | 0.11 | 0.11 | 0.08 | 0.08 |
| Linoleic acid % | 1.6 | 1.75 | 1.75 | 2.08 |
| Omega-6:3 | 15.1 | 16.5 | 20.8 | 25.3 |
1Pigs were fed on a feed budget (kg/pig): phase 1, 2.7; phase 2, 3.6; phase 3, 7.3; and phase 4, 14.5 lb per pig.
2XFE Products, Des Moines, IA.
3Quincy Farm Products, Quincy, IL.
4Dried distillers grains with solubles.
5New Fashion Pork Custom Zinc: 210,000 ppm.
6Berg and Schmidt Functional Lipids, Hamburg, Germany.
7Ani-Tek, Social Circle, GA.
8Novus International, Saint Charles, MO.
9Kindstrom-Schmoll Inc., Eden Prairie, MN.
10New Fashion Pork Custom Manganese—200,000 ppm.
11O3 trial feed was added at 0.75%, 1.5%, and 3% at the expense of corn and soybean meal to form the experimental diets.