Table 3.
Effect of the quality of forage and concentrate mix on growth performance and metabolic energy intake in Hanwoo calves (n = 24)
| Items | Treatment1) | SEM | p-value | ||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
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| Timothy | Ryegrass | Overall | Contrast | ||||||
|
|
|
|
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| HS | HF | HS | HF | Forage | Concentrate | Interaction | |||
| Initial BW (kg) | 191 | 196 | 192 | 192 | 9.6 | 0.988 | 0.908 | 0.841 | 0.788 |
| Final BW (kg) | 351 | 369 | 354 | 351 | 8.7 | 0.788 | 0.594 | 0.621 | 0.483 |
| ADG (g/d) | 1,011 | 1,081 | 988 | 1,054 | 62.7 | 0.728 | 0.698 | 0.294 | 0.970 |
| DMI (kg/d) | 7.2 | 7.7 | 7.4 | 7.1 | 0.51 | 0.866 | 0.764 | 0.858 | 0.447 |
| FCR | 7.1 | 7.2 | 7.5 | 6.8 | 0.48 | 0.797 | 0.999 | 0.534 | 0.442 |
| ME intake (MJ/d) | 70.5 | 71.9 | 71.2 | 69.9 | 4.81 | 0.992 | 0.898 | 0.992 | 0.777 |
SEM, standard error of the mean; BW, body weight; BW, body weight; ADG, average daily gain; DMI, dry matter intake; FCR, feed conversion ratio; ME, metabolizable energy.
1)
HS, high starch concentrate, HF, high fiber concentrate.