Table 4.
Treatments significance level (T), treatment × day interaction (TXD), and means of feeding behavior in the feed bunk.
| Behavioral variables | Treatments (g of Oregano extract/heifer/day) | T 1 | TXD2 | SEM | |||
|---|---|---|---|---|---|---|---|
| 0 | 2.5 | 5.0 | 7.5 | ||||
| Latency to approach the fed bunk (min) | 3.7a | 3.5a | 3.6a | 2.5b | <0.01 | 1.0 | 0.2 |
| Latency to eat concentrate (min) | 0 | 0 | 0 | 0 | 0.35 | 0.25 | 0 |
| Time eating concentrate (min) | 20.4b | 20.2b | 19.7c | 21.6a | <0.0001 | 1.00 | 0.2 |
| Time eating silage and hay (min) | 63.1 | 60.5 | 62.1 | 61.3 | 0.60 | 0.9 | 2.0 |
1Effect of treatment.
2Effect of the interaction treatment × day.
SEM = standard error of the mean.
a, b, cValues within a row with different superscripts differ significantly at P < 0.05.