Table 2 Fatty acid composition of the test butter from mountain-pasture grazing cows and from conventionally fed cows
| Â | % fatty acid of total fatty acid | |
|---|---|---|
| Â | Grazing | Conventional |
| Â | % wt | |
C4:0 | 1.0 | 0.8 |
C6:0 | 1.3 | 1.4 |
C8:0 | 1.0 | 1.1 |
C10:0 | 2.2 | 2.8 |
C12:0 | 2.6 | 3.4 |
C14:0 | 9.4 | 11.0 |
C14:1 | 0.7 | 1.0 |
C15:0 | 0.9 | 1.1 |
C16:0 | 24.4 | 31.0 |
C16:1 n-7 | 1.2 | 1.6 |
C20:0 (phytanic acid) | 0.4 | 0.2 |
C17:0 | 0.6 | 0.5 |
C17:1 | 0.2 | 0.2 |
C18:0 | 15.1 | 11.1 |
C18:1 t-11 | 2.5 | 1.7 |
C18:1 n-9 | 25.8 | 21.5 |
C18:1 n-7 | 0.4 | 0.9 |
c- 9 t- 11 CLA | 0.7 | 0.6 |
C18:2 n-6 | 1.5 | 1.8 |
C18:3 n-3 | 0.9 | 0.6 |
n-6:n-3 ration | 1.6 | 2.9 |
Total SFA | 58.9 | 64.4 |
Total UFA | 33.9 | 30.0 |
Total MUFA | 30.8 | 27.0 |
Total PUFA | 3.2 | 3.0 |