Table 6.
Summary statistics of variables utilized for the correlation analysis.
| Mean | Standard deviation | Minimum | Maximum | |
|---|---|---|---|---|
| OBCFA profile, mg/g DM | ||||
| iso-C15:0 | 0.40 | 0.12 | 0.16 | 0.70 |
| anteiso-C15:0 | 0.94 | 0.25 | 0.39 | 1.44 |
| C15:0 | 1.09 | 0.56 | 0.46 | 2.48 |
| iso-C16:0 | 0.42 | 0.12 | 0.18 | 0.64 |
| iso-C17:0 | 0.58 | 0.10 | 0.33 | 0.79 |
| anteiso-C17:0 | 0.62 | 0.22 | 0.34 | 1.46 |
| C17:0 | 0.48 | 0.11 | 0.29 | 0.84 |
| TC15a | 2.43 | 0.88 | 1.05 | 4.25 |
| TC17b | 1.67 | 0.32 | 0.99 | 2.66 |
| TIFAc | 1.39 | 0.27 | 0.75 | 2.07 |
| TAFAd | 1.56 | 0.39 | 0.73 | 2.77 |
| TOCFAe | 1.57 | 0.62 | 0.79 | 3.09 |
| TBCFAf | 2.95 | 0.63 | 1.48 | 4.64 |
| OBCFAg | 4.52 | 1.10 | 2.30 | 7.10 |
| Ruminal fermentation parameters and MCP synthesis | ||||
| Acetate, mmol/mol | 515.6 | 21.3 | 482.5 | 572.3 |
| Propionate, mmol/mol | 251.6 | 29.0 | 212.2 | 340.1 |
| Isobutyrate, mmol/mol | 9.36 | 1.50 | 6.83 | 13.8 |
| Butyrate, mmol/mol | 208.2 | 22.4 | 148.6 | 244.2 |
| Isovalerate, mmol/mol | 12.5 | 1.91 | 9.44 | 18.4 |
| TVFA, mmol/L | 62.6 | 14.8 | 33.7 | 89.6 |
| Acetate/propionate | 2.08 | 0.28 | 1.43 | 2.59 |
| NH3-N, mg/dL | 5.09 | 4.29 | 0.30 | 18.5 |
| pH | 6.57 | 0.16 | 6.19 | 6.90 |
| MCP, g/kg DM | 160.7 | 22.1 | 110.1 | 205.7 |
| Ruminal bacterial population | ||||
| R. albus, 10−2% | 0.29 | 0.36 | 0.02 | 2.17 |
| R. flavefaciens, 10−2% | 3.60 | 5.63 | 0.10 | 28.40 |
| B. fibrisolvens, % | 10.89 | 7.37 | 1.78 | 31.86 |
| S. ruminantium, % | 0.68 | 0.32 | 0.25 | 1.51 |
| R. amylophilus, % | 11.84 | 9.57 | 0.27 | 44.44 |
| S. bovis, 10−2% | 0.23 | 0.21 | 0.04 | 1.10 |
TC15 = iso-C15:0 + anteiso-C15:0 + C15:0;
TC17 = iso-C17:0 + anteiso-C17:0 + C17:0;
TIFA = iso-C15:0 + iso-C16:0 + iso-C17:0;
TAFA = anteiso-C15:0 + anteiso-C17:0;
TOCFA = C15:0 + C17:0;
TBCFA = iso-C15:0 + iso-C16:0 + iso-C17:0 + anteiso-C15:0 + anteiso-C17:0;
OBCFA = iso-C15:0 + anteiso-C15:0 + C15:0 + iso-C16:0+ iso-C17:0 + anteiso-C17:0 + C17:0.