Table 5.
Effects of ABVista yeast (S. cerevisiae) in natural-program steers fed steam-flaked corn-based finishing diets on feeding behavior on day 158 of the finishing period
| Item | Treatment | SEMa | P-values* | ||||
|---|---|---|---|---|---|---|---|
| CTL | LY | HY | Linear | Quadratic | Contrast | ||
| Time, % of 24 h | |||||||
| Eating | 8.5 | 8.3 | 9.0 | 0.65 | 0.51 | 0.55 | 0.78 |
| Ruminating | 11.5 | 11.7 | 10.3 | 0.96 | 0.28 | 0.43 | 0.58 |
| Chewing | 20.2 | 20.4 | 19.4 | 1.12 | 0.56 | 0.63 | 0.80 |
| Resting | 79.3 | 79.2 | 78.0 | 1.59 | 0.48 | 0.73 | 0.66 |
| Drinking | 0.3 | 0.3 | 0.3 | 0.06 | 0.70 | 0.68 | 0.60 |
| Active | 0.5 | 0.4 | 0.4 | 0.12 | 0.02 | 0.79 | 0.03 |
aStandard error of the mean, n = 12 pens per treatment.
*P-values for the linear, quadratic, and contrast (control vs. the average of the yeast treatments) effects of yeast dose (CTL = 0; LY = 1.33; and HY = 2.66 g of live yeast per steer daily).