Table 2.
Parameters | Control | Antibiotic | 2% FVW | 4% FVW | 6% FVW | SEM | p-value |
---|---|---|---|---|---|---|---|
Hen day egg production (%) | 84.74 | 84.45 | 83.95 | 89.92 | 85.89 | 1.345 | 0.654 |
Egg weight (g/egg) | 57.41 | 57.50 | 58.22 | 58.14 | 58.79 | 0.433 | 0.865 |
Egg mass (g/d/hen) | 48.81 | 48.57 | 48.95 | 52.36 | 50.53 | 0.988 | 0.740 |
Feed intake (g/d/hen) | 111.25 | 111.06 | 110.20 | 111.17 | 111.13 | 0.490 | 0.966 |
FCR (g/g) | 2.39 | 2.32 | 2.31 | 2.15 | 2.23 | 0.048 | 0.619 |
Unmarketable eggs (%) | 1.21a | 0.89ab | 0.89ab | 0.41b | 0.39b | 0.098 | 0.025 |
Initial live weight (gm) | 1,709.86 | 1,715.58 | 1,707.14 | 1,713.57 | 1,712.43 | 2.987 | 0.918 |
Final live weight (gm) | 1,843.29 | 1,849.71 | 1,839.29 | 1,845.57 | 1,844.14 | 5.917 | 0.981 |
SEM, pooled standard error of the means; FCR, feed conversion ratio.
Data represent the mean value of 7 replicates with 6 hens each treatment.
Means in the same row with different letters are significantly different (p<0.05).