Table 4.
Milk fatty acids compositions of lactating cows fed the total mixed rations (TMR) containing unfermented (UM) and fermented yellow wine lees mix (FM).
| Composition, % | Treatment 1 | SEM | p-Value | ||
|---|---|---|---|---|---|
| CON | UM | FM | |||
| C4:0 | 3.17 | 2.83 | 2.96 | 0.127 | 0.17 |
| C6:0 | 1.79 | 1.96 | 1.91 | 0.092 | 0.24 |
| C8:0 | 1.42 | 1.28 | 1.22 | 0.061 | 0.09 |
| C10:0 | 2.60 b | 2.95 a | 3.09 a | 0.088 | <0.01 |
| C12:0 | 4.31 a | 3.82 b | 3.47 b | 0.191 | <0.01 |
| C12:1 | 0.36 | 0.35 | 0.24 | 0.072 | 0.16 |
| C14:0 | 14.6 a | 10.4 b | 10.3 b | 0.528 | <0.01 |
| C14:1 | 0.45 | 0.44 | 0.30 | 0.082 | 0.13 |
| C15:0 | 0.62 | 0.61 | 0.48 | 0.086 | 0.20 |
| C16:0 | 26.9 a | 21.1 b | 22.0 b | 0.860 | <0.01 |
| C16:1 cis-9 | 2.97 a | 1.65 b | 1.73 b | 0.171 | <0.01 |
| C17:0 | 0.49 a | 0.40 a,b | 0.31 b | 0.049 | 0.04 |
| C17:1 cis-9 | 0.27 | 0.30 | 0.20 | 0.047 | 0.15 |
| C18:0 | 7.64 b | 9.89 a | 10.1 a | 0.23 | <0.01 |
| C18:1 trans-6 | 0.60 a | 0.59 a | 0.40 b | 0.064 | 0.03 |
| C18:1 trans-10 | 0.548 | 0.564 | 0.547 | 0.0639 | 0.24 |
| C18:1 trans-11 | 1.22 | 1.32 | 1.26 | 0.120 | 0.20 |
| C18:1 cis-9 | 30.8 a | 28.8 b | 29.9 a,b | 0.64 | <0.01 |
| C18:1 cis-11 | 0.58 | 0.59 | 0.62 | 0.049 | 0.18 |
| C18:2 | 1.19 | 1.39 | 1.23 | 0.085 | 0.20 |
| C18:3 n-3 | 0.28 b | 0.40 a | 0.41 a | 0.013 | <0.01 |
| C18:3 n-6 | 0.091 | 0.098 | 0.093 | 0.0131 | 0.93 |
| C19:0 | 0.37 a | 0.30 a,b | 0.23 b | 0.039 | 0.02 |
| C20:0 | 0.095 b | 0.134 a | 0.151 a | 0.0069 | <0.01 |
| C20:1 trans-11 | 0.31 | 0.36 | 0.21 | 0.072 | 0.08 |
| CLA (cis-9 trans-11) | 0.52 b | 1.17 a | 1.39 a | 0.068 | <0.01 |
| C20:0 | 0.52 | 0.48 | 0.39 | 0.092 | 0.26 |
| C24:0 | 0.54 | 0.49 | 0.42 | 0.081 | 0.24 |
| Short | 6.38 | 6.07 | 6.03 | 0.149 | 0.22 |
| Medium | 51.9 a | 40.4 b | 41.5 b | 0.982 | <0.01 |
| Long | 41.7 b | 53.6 a | 52.5 a | 0.853 | <0.01 |
| SFA | 65.0 a | 56.8 b | 57.4 b | 0.827 | <0.01 |
| MUFA | 31.1 b | 37.7 a | 36.9 a | 0.892 | <0.01 |
| PUFA | 3.84 b | 5.48 a | 5.63 a | 0.103 | <0.01 |
a,b Means within a row with different superscripts differ (p < 0.05) 1 control = TMR containing soybean meal as main protein source; UM = TMR containing UM; FM = TMR containing FM; SEM = Standard Error of Mean.