| Dietary treatment | SEM | P-value | |||
---|---|---|---|---|---|---|
 | ERS1 | FPPB | iFPPB | Treatment | ERS vs. FPPB and iFPPB | |
Characteristics | Â | Â | Â | Â | Â | Â |
pH | 4.87a | 5.63b | 5.97b | 0.12 | < 0.0001 | < 0.0001 |
Fecal score2 | 3.6b | 3.2ab | 2.7a | 0.20 | 0.0001 | 0.0002 |
Fecal DM (%) | 25.6a | 28.2ab | 31.6b | 1.26 | 0.0008 | 0.0013 |
Digestibility | % | Â | Â | Â | Â | Â |
Dry matter | 72.0a | 78.4b | 76.9b | 1.380 | < 0.01 | < 0.01 |
Organic matter | 73.8a | 82.2b | 81.4b | 1.305 | < 0.0001 | < 0.0001 |
Crude protein | 68.0a | 80.3b | 83.3b | 1.295 | < 0.0001 | < 0.0001 |
Acid-hydrolyzed fat | 87.7a | 90.0b | 91.4b | 1.076 | < 0.01 | < 0.01 |
Total dietary fiber | 30.4a | 30.0a | 39.3b | 2.918 | 0.05 | 0.25 |
Energy | 74.3a | 83.1b | 83.1b | 1.270 | < 0.0001 | < 0.0001 |
Metabolites | µmol/g DM |  |  |  | ||
Total SCFA | 554.1 | 602.6 | 529.2 | 35.66 | 0.3583 | 0.7859 |
Acetate | 290.0 | 353.0 | 329.1 | 23.36 | 0.1101 | 0.0498 |
Propionate | 51.9a | 125.1b | 139.8b | 6.69 | < 0.0001 | < 0.0001 |
Butyrate | 212.2c | 124.5b | 60.3a | 18.40 | < 0.0001 | < 0.0001 |
Total BCFA | 36.3a | 50.5b | 41.0ab | 3.77 | 0.0417 | 0.0478 |
Isobutyrate | 1.9a | 4.5b | 5.8b | 0.49 | < 0.0001 | < 0.0001 |
Isovalerate | 3.7a | 6.6b | 8.5b | 0.70 | 0.0002 | 0.0001 |
Valerate | 30.7ab | 39.5b | 26.8a | 3.36 | 0.0370 | 0.5508 |
Total phenols and indoles | 0.05a | 1.18b | 1.42b | 0.21 | < 0.0001 | < 0.0001 |
4-methylphenol | 0.05a | 0.54b | 0.89b | 0.11 | < 0.0001 | < 0.0001 |
Indole | 0.00a | 0.06ab | 0.21b | 0.05 | 0.0090 | 0.0254 |
Ammonia | 65.1a | 105.6b | 127.3b | 8.31 | < 0.0001 | < 0.0001 |
Fecal IgA, mg/g | 16.8b | 13.9b | 7.9a | 1.59 | 0.0002 | 0.0010 |