|  | Treatments |  | |
---|---|---|---|---|
 | Control | COM246 | COM345 | COM456 |
Hen-day egg production (%) | 83.07 ± 1.02b | 85.21 ± 0.76a | 85.10 ± 0.61a | 86.43 ± 1.08a |
Feed intake (g/hen/day) | 98.88 ± 2.24 | 99.24 ± 2.81 | 98.97 ± 3.21 | 99.13 ± 2.67 |
Egg weight (g/egg) | 58.72 ± 1.71 | 57.63 ± 1.77 | 57.42 ± 1.64 | 56.81 ± 1.87 |
Egg mass (g/hen/day) | 48.78 ± 0.46 | 49.00 ± 0.52 | 48.86 ± 0.55 | 49.08 ± 0.65 |
Feed conversion efficiency | 2.02 ± 0.13 | 2.03 ± 0.16 | 2.02 ± 0.11 | 2.02 ± 0.12 |