Table 4 Effect of experimental diets on SCFA concentrations in caecum and faeces¹

Caecal

Total SCFA

44.7 ± 3.5^a

40.0 ± 3.1^a

62.8 ± 6.9^ab

78.9 ± 9.4^b

54.8 ± 5.8^ab

71.0 ± 8.7^b

56.5 ± 7.3^ab

Acetate

28.9 ± 2.5

26.2 ± 2.3

36.6 ± 4.7

41.4 ± 5.3

33.5 ± 4.3

31.4 ± 4.7

40.2 ± 5.7

Propionate

10.7 ± 0.8^a

8.1 ± 0.8^a

9.5 ± 1.7^a

22.3 ± 2.9^c

12.9 ± 1.2^ab

16.8 ± 2.2^bc

10.2 ± 1.1^a

Butyrate

5.1 ± 0.4^a

4.4 ± 0.80^a

15.1 ± 3.1^bc

12.3 ± 1.7^b

6.5 ± 1.1^a

20.3 ± 3.0^c

4.4 ± 0.8^a

Faecal

Total SCFA

25.1 ± 3.1^ab

19.5 ± 2.0^a

40.5 ± 4.1^bc

48.2 ± 5.4^c

44.2 ± 7.9^c

37.9 ± 2.9^bc

35.2 ± 4.0^abc

Acetate

17.3 ± 2.0^ab

14.4 ± 1.4^a

24.0 ± 2.7^bc

28.6 ± 3.6^c

25.7 ± 2.2^bc

19.5 ± 2.2^abc

25.3 ± 3.2^bc

Propionate

5.0 ± 0.9^a

3.7 ± 0.4^a

4.0 ± 0.8^a

11.1 ± 1.4^b

4.9 ± 0.6^a

5.9 ± 0.5^a

5.9 ± 1.0^a

Butyrate

2.7 ± 0.4^a

1.8 ± 0.2^a

11.5 ± 4.0^b

6.5 ± 0.9^ab

3.8 ± 1.3^a

11.0 ± 2.6^b

2.5 ± 0.5^a