Table 7.
Milk fatty acid profile (g/d) of lactating dairy cows fed either control or sainfoin diet.
| Item | Dietary treatment |
SEM |
P-value |
||
|---|---|---|---|---|---|
| Control | Sainfoin | Treatment | Period | ||
| SFA | |||||
| C4:0 | 43.34 | 43.53 | 7.561 | 0.979 | 0.047 |
| C6:0 | 27.85 | 28.12 | 4.757 | 0.945 | 0.084 |
| C8:0 | 18.08 | 14.90 | 3.109 | 0.330 | 0.046 |
| C10:0 | 34.47 | 31.31 | 4.974 | 0.423 | 0.063 |
| C11:0 | 1.76 | 1.37 | 0.691 | 0.699 | 0.200 |
| C12:0 | 43.37 | 39.65 | 5.462 | 0.393 | 0.160 |
| C14:0 | 131.60 | 129.73 | 12.855 | 0.823 | 0.553 |
| C15:0 | 11.64 | 9.92 | 1.517 | 0.347 | 0.321 |
| C16:0 | 260.95 | 274.94 | 32.813 | 0.086 | 0.006 |
| C17:0 | 4.74 | 5.08 | 0.789 | 0.657 | 0.319 |
| C18:0 | 133.31 | 141.15 | 17.696 | 0.066 | 0.001 |
| C20:0 | 0.54 | 1.56 | 0.474 | 0.167 | 0.035 |
| Iso-C15:0 | 3.11 | 2.68 | 0.597 | 0.619 | 0.239 |
| Anteiso-C15:0 | 4.56 | 4.03 | 0.580 | 0.452 | 0.149 |
| Iso-C16:0 | 2.13 | 2.85 | 0.539 | 0.305 | 0.171 |
| Iso-C17:0 | 3.57 | 3.73 | 0.783 | 0.878 | 0.917 |
| BCFA1 | 13.38 | 13.28 | 2.238 | 0.976 | 0.307 |
| SFA2 | 725.02 | 734.59 | 89.392 | 0.791 | 0.996 |
| MUFA | |||||
| C14:1 | 11.73 | 9.50 | 0.707 | 0.058 | 0.048 |
| C16:1 | 16.47 | 16.70 | 1.835 | 0.878 | 0.530 |
| C17:1 | 1.84 | 1.59 | 0.398 | 0.673 | 0.577 |
| Trans-9-C18:1 | 3.43 | 4.90 | 0.302 | 0.018 | 0.401 |
| Trans-11-C18:1 | 12.07 | 19.74 | 1.789 | 0.005 | 0.061 |
| Trans-12-C18:1 | 3.76 | 5.34 | 0.523 | 0.004 | 0.606 |
| Trans-13 + 14-C18:1 | 9.08 | 13.73 | 1.187 | 0.020 | 0.019 |
| Trans-15-C18:1 | 7.05 | 9.86 | 0.770 | 0.007 | 0.028 |
| Trans-16+Cis-14-C18:1 | 6.36 | 7.38 | 0.726 | 0.054 | 0.130 |
| Total trans-C18:13 | 41.75 | 60.96 | 4.83 | 0.004 | 0.028 |
| Cis-9-C18:1 | 217.80 | 234.08 | 16.941 | 0.109 | 0.008 |
| Cis-11-C18:1 | 3.90 | 4.68 | 0.194 | 0.015 | 0.560 |
| Cis-12-C18:1 | 2.71 | 4.34 | 0.464 | 0.014 | 0.969 |
| Cis-13-C18:1 | 0.74 | 0.738 | 0.135 | 0.994 | 0.009 |
| Cis-15-C18:1 | 4.22 | 4.73 | 0.422 | 0.033 | 0.888 |
| Total cis-C18:14 | 229.36 | 248.57 | 17.358 | 0.067 | 0.008 |
| MUFA5 | 301.15 | 337.33 | 22.103 | 0.009 | 0.003 |
| PUFA | |||||
| Trans-9, trans-12-C18:2 | 3.82 | 4.25 | 0.319 | 0.043 | 0.446 |
| Cis-9, cis-12-C18:2 | 9.21 | 11.39 | 0.739 | 0.016 | 0.075 |
| Total non-conjugated C18:26 | 13.03 | 15.64 | 1.034 | 0.018 | 0.159 |
| CLA, cis-9, trans-11 C18:2 | 4.50 | 5.98 | 0.574 | 0.117 | 0.385 |
| Cis-9, cis-12, cis-15-C18:3 | 6.57 | 9.33 | 0.793 | 0.019 | 0.150 |
| OBCFA7 | 33.35 | 31.25 | 3.81 | 0.465 | 0.368 |
| PUFA8 | 24.10 | 30.95 | 2.132 | 0.019 | 0.155 |
| UFA9 | 325.25 | 368.28 | 23.605 | 0.007 | 0.004 |
| Total milk fat | 1050.28 | 1102.87 | 112.09 | 0.191 | 0.199 |
Branched chain fatty acids (BCFA) = Σ(iso-C15:0, anteiso-C15:0, iso-C16:0, iso-C17:0).
Saturated fatty acids (SFA) = Σ(C4:0, C6:0, C8:0, C10:0, C11:0, C12:0, C14:0, C15:0, C16:0, C17:0, C18:0, C20:0, BCFA).
Total trans-C18:1 = Σ(trans-9-C18:1, trans-11-C18:1, trans-12-C18:1, trans-13 + 14-C18:1, trans-15-C18:1, trans-16+cis-14-C18:1).
Total cis-C18:1 = Σ(cis-9-C18:1, cis-11-C18:1, cis-12-C18:1, cis-13-C18:1, cis-15-C18:1).
Mono-unsaturated fatty acids (MUFA) = Σ(C14:1, C16:1, C17:1, total trans-18:1, total cis-18:1).
Total non-conjugated C18:2 = Σ(trans-9, trans-12-C18:2, cis-9, cis-12-C18:2).
Odd and branched chain fatty acids (OBCFA) = Σ(C11:0, C15:0, C17:0, C17:1, BCFA).
Poly-unsaturated fatty acids (PUFA) = Σ(total non-conjugated C18:2, CLA, cis-9, trans-11 C18:2, cis-9, cis-12, cis-15-C18:3).
Unsaturated fatty acids (UFA) = Σ(MUFA, PUFA).