Table 1.
Descriptive statistics technical inputs (mean and standard deviation in parentheses).
| Technical input variable | Historical | Observational | Unit |
|---|---|---|---|
| ADG | 62.605 (4.010) | 64.928 (3.223) | Grams |
| AMU | 152.273 (121.900) | 126.531 (93.161) | TI1000 |
| Cycle duration | 41.815 (1.484) | 41.833 (1.214) | Days |
| FCR | 1.583 (0.059) | 1.579 (0.052) | Feed/meat ratio |
| Mean weight | 2.406 (0.146) | 2.489 (0.130) | Kilograms |
| MR | 2.543 (1.199) | 2.788 (1.048) | Percentage |
| Number of broilers slaughtered | 43,301 (22,301) | 42,055 (21,571) | Animals |
| Number of chicks at set-up | 44,478 (22,967) | 43,236 (22,146) | Animals |
ADG, average daily gain; AMU, antimicrobial use; FCR, feed conversion rate; MR, mortality.