Variable | Dietary supplementation (ppm as Zn) | Contrast | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Native ZnO | LE ZnO | SEM | LE ZnO vs. | Within LE ZnO | |||||||||||
100 | 2,500 | 8% lipid2) | 10% lipid2) | 12% lipid2) | Native ZnO | 10% lipid vs. | 100 vs. 250 | ||||||||
100 | 250 | 100 | 250 | 100 | 250 | 100 | 2,500 | 8% | 12% | ||||||
Growth performance | |||||||||||||||
Initial BW (kg) | 6.69 | 6.98 | 6.76 | 6.67 | 6.71 | 6.65 | 6.74 | 6.73 | 0.15 | 0.85 | 0.92 | 0.05 | 0.78 | 0.67 | 0.63 |
Final BW (kg) | 9.63 | 9.89 | 9.65 | 9.35 | 9.52 | 9.18 | 9.65 | 9.73 | 0.20 | 0.32 | 0.65 | 0.14 | 0.52 | 0.15 | 0.34 |
ADG (g) | 210 | 207 | 207 | 192 | 201 | 180 | 208 | 214 | 11 | 0.49 | 0.50 | 0.60 | 0.49 | 0.11 | 0.34 |
ADFI (g) | 355 | 367 | 355 | 329 | 344 | 327 | 348 | 369 | 13 | 0.24 | 0.49 | 0.13 | 0.60 | 0.09 | 0.51 |
G:F | 0.591 | 0.569 | 0.582 | 0.586 | 0.581 | 0.538 | 0.603 | 0.579 | 0.025 | 0.76 | 0.63 | 0.74 | 0.34 | 0.21 | 0.30 |
Fecal consistency score3) | |||||||||||||||
Day 1 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |||||||
Day 4 | 1.00 | 1.13 | 1.08 | 1.00 | 1.00 | 1.13 | 1.04 | 1.04 | 0.07a | ||||||
Day 7 | 1.04 | 1.00 | 1.04 | 1.00 | 1.04 | 1.13 | 1.13 | 1.17 | |||||||
Day 14 | 1.17 | 1.00 | 1.17 | 1.17 | 1.25 | 1.35 | 1.17 | 1.08 | |||||||
Overall4) | 1.05 | 1.03 | 1.07 | 1.04 | 1.07 | 1.15 | 1.08 | 1.07 | 0.04 | 0.59 | 0.35 | 0.11 | 0.07 | 0.27 | 0.63 |