Table 1.
Analysed chemical composition of the five dietary treatments in the three feeding phases for weaned pigs.
| Dietary Treatment 1 | Phase 1 | Phase 2 | Phase 3 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| PC | NC | SP | SB | XLA | PC NC |
SP | SB | XLA | PC NC |
SP SB XLA | |
| Chemical composition | |||||||||||
| CP 2, g/kg | 187.9 | 188.4 | 176.0 | 175.9 | 155.3 | 187.2 | 176.0 | 176.1 | 151.4 | 190.6 | 190.0 |
| Calcium, g/kg | 7.5 | 8.0 | 7.3 | 7.1 | 7.3 | 8.0 | 6.9 | 7.1 | 7.8 | 8.8 | 8.6 |
| Phosphorous, g/kg | 6.5 | 6.0 | 6.1 | 5.0 | 6.1 | 6.1 | 6.1 | 6.1 | 6.2 | 5.4 | 5.4 |
| Zinc, mg/kg | 2740 | 140 | 138 | 166 | 70 | 139 | 138 | 132 | 130 | 144 | 135 |
| Cobber, mg/kg | 150 | 125 | 125 | 122 | 38 | 93 | 96 | 88 | 71 | 74 | 65 |
| Total amino acids, g/kg | |||||||||||
| Lys | 12.9 | 13.6 | 13.2 | 13.2 | 13.0 | 13.3 | 13.5 | 13.1 | 13.0 | 13.2 | 12.8 |
| Met | 4.2 | 4.3 | 4.2 | 4.3 | 4.5 | 4.0 | 4.2 | 4.0 | 4.4 | 4.0 | 3.8 |
| Met + Cys | 7.1 | 7.2 | 6.9 | 7.1 | 6.9 | 7.0 | 7.1 | 6.8 | 6.8 | 7.0 | 6.9 |
| Thr | 8.3 | 8.5 | 8.3 | 8.5 | 8.2 | 8.4 | 8.5 | 8.4 | 7.9 | 8.0 | 8.1 |
| Val | 9.4 | 9.4 | 8.7 | 8.9 | 8.6 | 9.3 | 8.7 | 8.7 | 8.4 | 9.0 | 9.1 |
| His | 4.1 | 4.2 | 3.8 | 3.8 | 3.7 | 4.3 | 3.9 | 4.0 | 3.6 | 4.3 | 4.4 |
| Ile | 7.3 | 7.4 | 6.7 | 6.8 | 6.1 | 7.3 | 6.7 | 6.6 | 6.2 | 6.9 | 7.0 |
| Leu | 13.7 | 13.9 | 12.6 | 12.8 | 12.0 | 13.6 | 12.6 | 12.3 | 11.9 | 12.7 | 12.8 |
| Phe | 9.1 | 9.2 | 8.4 | 8.4 | 7.3 | 9.1 | 8.4 | 8.3 | 7.3 | 6.6 | 8.7 |
| Digestible amino acids 3, g/kg | |||||||||||
| SID CP | 164.3 | 165.1 | 154.1 | 154.0 | 135.9 | 164.4 | 153.9 | 152.8 | 155.8 | 166.7 | 166.4 |
| SID Lys | 11.6 | 12.3 | 12.0 | 12.0 | 12.0 | 12.1 | 12.4 | 12.2 | 12.1 | 12.0 | 11.6 |
| SID Met | 3.9 | 3.9 | 3.9 | 4.0 | 4.3 | 3.7 | 4.0 | 3.7 | 4.1 | 3.7 | 3.6 |
| SID Met + Cys | 6.2 | 6.3 | 6.1 | 6.3 | 6.2 | 6.2 | 6.2 | 6.0 | 6.1 | 6.2 | 6.1 |
| SID Thr | 7.3 | 7.4 | 7.4 | 7.5 | 7.4 | 7.4 | 7.5 | 7.3 | 7.1 | 7.0 | 7.1 |
| SID Val | 8.1 | 8.1 | 7.5 | 7.6 | 7.5 | 8.1 | 7.5 | 7.5 | 7.4 | 7.8 | 7.9 |
| SID His | 3.6 | 3.7 | 3.3 | 3.3 | 3.2 | 3.7 | 3.4 | 3.5 | 3.2 | 3.7 | 3.8 |
| SID Ile | 6.4 | 6.5 | 5.8 | 5.8 | 5.4 | 6.3 | 5.9 | 5.7 | 5.5 | 6.1 | 6.1 |
| SID Leu | 12.2 | 12.3 | 11.2 | 11.3 | 10.7 | 11.9 | 11.0 | 10.8 | 10.5 | 11.2 | 11.3 |
| SID Phe | 8.1 | 8.1 | 7.5 | 7.5 | 6.4 | 8.2 | 7.4 | 7.3 | 6.4 | 7.7 | 7.8 |
1 PC = positive control; NC = negative control, SP = soy protein concentrate, SB = soybean meal, XLA = X-low-protein + amino acids; 2 CP = crude protein; 3 SID = standardized ileal digestible: the contents of SID CP and amino acids were calculated based on analysed total values of the six dietary treatments and on SID digestibility coefficients of the feed ingredients from Danish Agro (Sjölund, Denmark).