Table 4.
Production results in weaned pigs receiving different diets.
Item | Dietary Treatment 1 | SEM | p-Value | ||||
---|---|---|---|---|---|---|---|
PC | NC | SP | SB | XLA | |||
Pigs, n | 948 | 1 866 | 949 | 948 | 927 | ||
BW at entry | 6.9 | 6.9 | 6.9 | 6.9 | 6.9 | 0.09 | NS |
BW at exit | 30.7 a | 30.7 a | 30.8 a | 30.7 a | 29.2 b | 0.23 | <0.001 |
Phase 1, 6–9 kg | |||||||
Days per pig | 11 | 11 | 11 | 11 | 11 | ||
ADFI 1, g/day | 168 a | 173 ab | 178 a b | 181 b | 175 ab | 0.004 | 0.009 |
ADG 1, g/day | 132 a | 128 a | 127 a | 131 a | 108 b | 4.00 | <0.001 |
FCR1, kg/kg growth | 1.33 a | 1.42 ab | 1.46 b | 1.44 a b | 1.67 c | 0.035 | <0.001 |
Phase 1+2, 6–15 kg | |||||||
Days per pig | 30 | 30 | 30 | 30 | 30 | ||
ADFI, g/day | 396 ab | 387 b | 393 ab | 404 a | 359 c | 0.005 | <0.001 |
ADG, g/day | 294 a | 286 a | 280 a | 290 a | 217 b | 4.36 | <0.001 |
FCR, kg/kg growth | 1.36 a | 1.36 a | 1.41 b | 1.40 b | 1.66 c | 0.008 | <0.001 |
Overall period, 6–30 kg | |||||||
Days per pig | 48 | 48 | 48 | 48 | 49 | ||
ADFI, g/day | 680 a | 680 a | 690 a | 700 a | 650 b | 0.006 | <0.001 |
ADG, g/day | 480 a | 477 a | 480 a | 482 a | 438 b | 4.76 | <0.001 |
FCR, kg/kg growth | 1.42 a | 1.43 ab | 1.44 b c | 1.45 c | 1.49 d | 0.007 | <0.001 |
Extracted, % | 4.5 ab (3.3;6.2) | 5.5 a (4.4;6.8) | 3.2 b (2.2;4.6) | 3.5 b (2.5;5.0) | 3.5 b (2.4;5.0) | - | 0.023 |
Dead, % | 1.0 (0.5;1.9) | 1.0 (0.6;1.6) | 0.6 (0.3;1.4) | 1.0 (0.6;2.0) | 0.5 (0.2;1.2) | - | 0.516 |
1 PC = Positive control; NC = Negative control, SP = Soy protein concentrate, SB = Soybean meal, XLA = X-low-protein + amino acids; ADG = average daily gain, ADFI = average daily feed intake, FCR = feed conversion ratio. a,b,c Values within a row with different superscripts differ significantly at p < 0.05; NS = not significant.