Table 4.
Item | PC | NC + 500 FTU phytase | NC + 1,000 FTU phytase | SEM | P-value |
---|---|---|---|---|---|
Carcass weight, kg | 96.59 | 96.45 | 98.57 | 0.919 | 0.21 |
Lean carcass, % | 53.3 | 53.2 | 53.0 | 0.126 | 0.20 |
Yield, % | 74.0xy | 73.7y | 74.3x | 0.184 | 0.075 |
Muscle depth, mm | 63.78ab | 63.91a | 62.63b | 0.334 | 0.022 |
10th rib back fat, mm | 18.94y | 19.72x | 18.99y | 0.232 | 0.052 |
PC = positive control.
a, b Values in the same row not sharing the same superscript differ at P < 0.05.
x, y Values in the same row not sharing the same superscript tend to differ at P < 0.10.
Only 3 replicates in negative control (NC) reached market weight and therefore NC treatment was not included.