Table 1 Effect of fermented feed supplementation and antibiotic on growth performance in broiler chicks¹

 ADG, g

40.53 ± 0.70

41.69 ± 2.43

41.48 ± 2.51

42.87 ± 1.37

0.32

 ADFI, g

48.31 ± 2.60

48.42 ± 2.44

48.85 ± 1.88

50.49 ± 1.53

0.38

 FCR (g:g)

1.19 ± 0.05

1.16 ± 0.01

1.179 ± 0.03

1.178 ± 0.30

0.62

 Mortality³

0.19 ± 1.19

1.19 ± 1.19

3.33 ± 2.04

0

0.16

 21 d BW

904.90 ± 19.94^b

931.66 ± 53.69^ab

971.02 ± 36.42^a

972.16 ± 24.75^a

0.02

 ADG, g

76.90 ± 15.98

71.01 ± 6.61

77.28 ± 16.94

80.55 ± 9.97

0.71

 ADFI, g

140.42 ± 23.92

131.68 ± 13.59

142.60 ± 24.86

148.85 ± 13.33

0.59

 FCR (g:g)

1.840 ± 0.090

1.853 ± 0.020

1.863 ± 0.110

1.855 ± 0.089

0.98

 Mortality³

8.44 ± 2.57

4.87 ± 1.72

1.82 ± 1.82

3.33 ± 2.04

0.34

 42 d BW

2891.27 ± 376.0

2762.44 ± 209.0

2863.69 ± 435.3

3058.68 ± 203.9

0.55

 ADG, g

58.04 ± 7.87

56.61 ± 6.06

58.46 ± 8.95

60.93 ± 4.79

0.81

 ADFI, g

92.70 ± 11.58

88.64 ± 8.46

93.39 ± 12.61

97.69 ± 6.16

0.57

 FCR (g:g)

1.612 ± 0.013^b

1.567 ± 0.022 ^a

1.590 ± 0.050 ^a

1.605 ± 0.042 ^ab

0.05

 Mortality³

9.63 ± 2.88

6.06 ± 1.57

5.15 ± 3.47

3.33 ± 2.04

0.63