Table 5.
Effects of dietary treatments on growth performance in Hanwoo growing steers
Item† | Treatment‡ | SEM | P-value | ||
---|---|---|---|---|---|
HFC-LEC | HFC-HEC | LFC-HEC | |||
Initial BW, kg | 346 | 346 | 338 | 11.2 | 0.193 |
Final BW, kg | 375 | 372 | 365 | 11.1 | 0.155 |
ADG, g | 1,033 | 956 | 977 | 61.4 | 0.630 |
FCR | 7.65 | 8.19 | 8.11 | 0.516 | 0.587 |
Intake, kg | |||||
Total DMI | 7.81 | 7.53 | 7.72 | 0.271 | 0.527 |
Forage DMI | 2.82a | 2.52ab | 2.03b | 0.276 | 0.014 |
Concentrate DMI | 5.00b | 5.01b | 5.68a | 0.048 | <0.001 |
Total NDFI | 3.52a | 2.77b | 2.61b | 0.172 | <0.001 |
Forage NDFI | 1.79a | 1.60ab | 1.29b | 0.175 | 0.014 |
Fiber content in the diet consumed, % DM | |||||
Forage | 35.6a | 33.0a | 25.7b | 2.63 | <0.001 |
NDF | 44.9a | 36.5b | 33.6c | 1.02 | <0.001 |
Forage NDF | 22.6a | 21.0a | 16.4b | 1.67 | <0.001 |
BW, body weight; ADG, average daily gain; FCR, feed conversion ratio; DMI, dry matter intake; NDF, neutral detergent fiber; NDFI, neutral detergent fiber intake.
HFC-LEC, a high forage-to-concentrate ratio (0.35) with a low-energy concentrate mix; HFC-HEC, a high forage-to-concentrate ratio (0.35) with a high-energy concentrate mix; LFC-HEC, a low forage-to-concentrate ratio (0.25) with a high-energy concentrate mix.
Means that do not have common superscripts significantly differ within the treatments (P < 0.05).