Table 2.
Average body weight, daily gain, and daily feed intake during the metabolic imprinting period, and the ruminal surface area of six-month-old calves from the control and dietary treatment group
| Items | Dietary treatments1) | |||
|---|---|---|---|---|
|
| ||||
| Control | T1 | T2 | T3 | |
| Body weight2) (kg) | ||||
| at 2 wk | 38.97±3.79 | 40.12±2.92 | 38.43±2.37 | 41.13±2.21 |
| at 4 wk | 49.63±4.02b | 40.32±3.02c | 40.02±2.37c | 50.86±1.92a |
| at 6 wk | 53.56±3.53b | 49.24±3.46c | 52.12±4.33b | 55.96±3.39a |
| at 8 wk | 60.68±3.62a | 54.21±3.31c | 57.41±3.44b | 61.21±2.99a |
| at 10 wk | 68.98±3.82a | 61.64±3.16b | 63.87±3.80c | 69.57±2.58a |
| ADG (kg/d) | 0.77±0.06a | 0.66±0.23c | 0.65±0.17c | 0.72±0.13b |
| ADFI (g/d) | NA | 1.03±0.12 | 1.00±0.13 | 0.99±0.04 |
| RSA (cm2) | 1,358±93.39c | 2,276±81.32a | 1,829±74.17b | 1,884±60.75b |
ADG, average daily gain; ADFI, average daily feed intake; NA, not applicable; RSA, rumen surface area.
1)
Different dietary treatment groups.
2)
Calves weight during the experimental period at different dietary treatment groups.
Values are mean with standard errors.
a–c
Within horizontal rows, means with different superscript letters are significantly different (p<0.05).