Table 3 Impacts of dietary different sources of antioxidants supplementation on growth parameters and feed efficiency of fattening rabbits exposed to heat stress conditions

Live body weight (LBW, g)

5 weeks

672.36

671.04

672.56

670.52

673.52

6.45

0.991

8 weeks

1255.32^b

1308.84^a

1316.88^a

1321.56 ^a

1323.08^a

9.84

< 0.001

11 weeks

1905.56 ^b

1954.84 ^a

1950.00 ^a

1963.16^a

1968.44^a

14.82

0.027

Average daily gain (ADG, g/day)

5–8 weeks

27.75 ^b

30.37 ^a

30.68^a

31.00^a

30.93^a

0.39

< 0.0001

8–11 weeks

30.96

30.76

30.14

30.55

30.7316

0.61

0.905

5–11 weeks

29.36^b

30.56^a

30.42^a

30.77^a

30.83^a

0.34

0.020

Feed intake (FI, g /day)

5–8 weeks

96.040

95.56

97.64

96.72

95.32

3.19

0.986

8–11 weeks

138.08

135.48

136.00

136.12

135.96

2.99

0.977

5–11 weeks

125.32

125.88

127.40

127.96

126.84

2.95

0.951

FCR (g feed/g gain)

5–8 weeks

3.47^a

3.16^ab

3.18^ab

3.13^ab

3.09 ^b

0.11

0.139

8–11 weeks

4.46

4.41

17.57

4.47

4.43

5.93

0.422

5–11 weeks

4.27

4.12

4.26

4.16

4.12

0.11

0.762