Table 5.
Growth performance and feed efficiency (G:F)
| Item | TCD1 | TFFE2 | SE | P-value |
|---|---|---|---|---|
| d 0 to 90 | ||||
| Initial weight, kg | 228.9 | 228.5 | 1.60 | 0.776 |
| d 90 weight, kg | 347.8 | 347.9 | 3.40 | 0.988 |
| Deads-out ADG3, kg/d | 1.29 | 1.28 | 0.04 | 0.932 |
| Deads-in ADG, kg/d | 1.06 | 0.90 | 0.10 | 0.102 |
| G:F4, deads out | 0.17 | 0.17 | 0.06 | 0.712 |
| G:F, deads in | 0.13 | 0.09 | 0.85 | 0.114 |
| d 91 to closeout | ||||
| Deads-out ADG, kg/d | 1.23 | 1.21 | 0.03 | 0.580 |
| Deads-in ADG, kg/d | 1.21 | 1.18 | 0.02 | 0.262 |
| G:F, deads-out | 0.14 | 0.14 | 0.10 | 0.282 |
| G:F, deads-in | 0.14 | 0.14 | 0.07 | 0.114 |
| d 0 to closeout | ||||
| Deads-out ADG, kg/d | 1.24 | 1.21 | 0.02 | 0.313 |
| Deads-in ADG, kg/d | 1.16 | 1.08 | 0.03 | 0.033 |
| G:F, deads-out | 0.15 | 0.15 | 0.04 | 0.193 |
| G:F, deads-in | 0.14 | 0.13 | 0.10 | 0.014 |
| Shipping weight, kg | 574.0 | 573.1 | 3.80 | 0.842 |
Metaphylaxis with tulathromycin (2.5 mg/kg BW), followed by first BRD treatment with ceftiofur crystalline acid (6.6 mg/kg BW), followed by second BRD treatment with danofloxacin (8 mg/kg BW).
Metaphylaxis with tildipirosin (4 mg/kg BW), followed by first BRD treatment with florfenicol-flunixin meglumine (40 mg/kg BW; 2.2 mg/kg BW), followed by second BRD treatment with enrofloxacin (12.5 mg/kg BW).
Average daily gain.
Gain:feed (DM basis).