Table 3.
Effect of different levels of phytase enzyme on different carcass characteristics of broilers
| Characteristics | Control | LP | LP1 | LP2 | LP3 |
|---|---|---|---|---|---|
| Live weight (g) | 2038.50 | 1785.60 | 2035.00 | 2160.00 | 2096.85 |
| Carcass weight (g) | 1485.55 | 1287.43 | 1450.38 | 1530.58 | 1531.20 |
| Gizzard (%) | 2.65ab | 2.75ab | 2.95a | 2.38b | 2.50b |
| Heart (%) | 0.63ab | 0.72a | 0.56b | 0.65ab | 0.53b |
| Liver (%) | 2.20ab | 2.45a | 2.10b | 2.40ab | 2.18ab |
| Proventriculus (%) | 0.77a | 0.51b | 0.67ab | 0.65ab | 0.53ab |
| Crop (%) | 0.69 | 0.63 | 0.81 | 0.96 | 0.74 |
| Spleen (%) | 0.13ab | 0.11ab | 0.15a | 0.11ab | 0.08b |
| Small intestine (%) | 4.15 | 4.22 | 4.08 | 4.63 | 4.10 |
| Large intestine (%) | 0.43 | 0.52 | 0.48 | 0.43 | 0.45 |
| Cecum (%) | 0.88 | 0.84 | 0.93 | 0.86 | 0.87 |
| Thighs (%) | 20.43 | 21.34 | 20.88 | 20.65 | 20.38 |
| Breast (%) | 25.67 | 24.75 | 24.56 | 24.43 | 26.55 |
LP1: LP+1250, LP2: LP+2500, LP3: LP+5000
a-b: dissimilar letters in each column indicate a significant difference (P<0.05)