Diet group

4:0

3:1

2:2

1:3

0:4

Young rabbit

Body weight gain (g/day)

10.7 ± 1.9^b

18.1 ± 2.6^a

17.3 ± 2.4^a

8.3 ± 2.2^b

8.5 ± 1.4^b

Diet intake (g/day)

47.3 ± 1.8^c

59.3 ± 2.3^b

66.1 ± 2.7^a

48.1 ± 3.1^c

55.1 ± 0.9^b

Feed efficiency (%)

22.4 ± 3.6^ab

30.5 ± 4.3^a

25.7 ± 3.2^a

16.2 ± 3.4^b

15.4 ± 2.4^b

Adult rabbit

Body weight gain (g/day)

1.5 ± 6.0^ab

4.0 ± 2.1^ab

7.1 ± 1.4^a

−1.6 ± 4.3^ab

−6.0 ± 2.5^b

Diet intake (g/day)

69.6 ± 2.3

70.9 ± 1.9

74.0 ± 2.7

71.2 ± 2.3

69.3 ± 4.9

Feed efficiency (%)

2.8 ± 9.5^ab

5.5 ± 2.8^ab

9.5 ± 1.8^a

−2.6 ± 6.3^ab

−10.1 ± 5.2^b