Table 2 Feed intake, hen-day egg production, egg weight, egg mass and feed conversion efficiency following treatments supplemented with different postbiotic metabolite combinations

Hen-day egg production (%)

83.07 ± 1.02^b

85.21 ± 0.76^a

85.10 ± 0.61^a

86.43 ± 1.08^a

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