Table 6 Effect of different steam-flaked grains on fecal pH and fecal VFA concentration in weaned foals

pH

6.51

6.40

6.35

0.13

0.6559

Lactic acid (mmol/g)

0.36^B

0.42^B

0.63^A

0.05

0.0053

Acetate (mol/L)

23.31

25.90

26.47

1.69

0.3942

Propionate (mol/L)

1.86^C

2.70^A

2.32^B

0.11

0.0003

Butyrate (mol/L)

0.42^A

0.27^AB

0.13^B

0.05

0.0064

Isobutyrate (mol/L)

0.57

0.74

0.76

0.07

0.1477

Valerate (mol/L)

0.19

0.14

0.13

0.02

0.2696

Isovalerate (mol/L)

0.65

0.67

0.77

0.08

0.5339

Acetate/propionate

12.67^a

9.61^b

11.52^ab

0.72

0.0278

Total VFA (mol/L)

27.00

30.42

30.57

1.80

0.3128