Table 5. Fatty acid composition (%) of Hanwoo loins from steers fed with conventional (control; 25% roughage), 50% roughage (T50), and 70% roughage (T70) diets.
Item | Control | T50 | T70 | SEM1) |
---|---|---|---|---|
Capric acid (C10:0) | 0.03 | 0.03 | 0.03 | 0.000 |
Lauric acid (C12:0) | 0.07 | 0.07 | 0.06 | 0.002 |
Myristic acid (C14:0) | 2.76 | 2.85 | 2.83 | 0.081 |
Myristoleic acid (C14:1) | 0.78 | 0.92 | 0.87 | 0.074 |
Palmitic acid (C16:0) | 25.28 | 24.43 | 25.34 | 0.258 |
Palmitoleic acid (C16:1) | 3.77 | 3.86 | 3.91 | 0.101 |
Heptadecenoic acid (C17:1) | 0.63 | 0.65 | 0.62 | 0.088 |
Stearic acid (C18:0) | 11.59 | 11.56 | 11.31 | 0.150 |
Oleic acid (C18:1) | 46.98 | 46.94 | 47.42 | 0.349 |
Linoleic acid (C18:2) | 1.91 | 1.86 | 1.67 | 0.917 |
Linolenic acid (C18:3) | 0.73 | 0.82 | 0.86 | 0.052 |
Arachidic acid (C20:0) | 0.07 | 0.07 | 0.07 | 0.000 |
Arachidonic acid (C20:4) | 0.33 | 0.32 | 0.25 | 0.022 |
SFA | 39.80 | 39.00 | 39.03 | 0.338 |
UFA | 55.67 | 56.08 | 56.41 | 0.369 |
MUFA | 52.68 | 53.05 | 52.88 | 0.322 |
PUFA | 2.99 | 3.04 | 2.91 | 0.024 |
UFA/SFA | 1.41 | 1.45 | 1.41 | 0.019 |
n-6/n-3 | 2.63a | 2.29a | 1.98b | 0.166 |
n=6.
SFA, saturated fatty acid; UFA, unsaturated fatty acid; MUFA, monounsaturated fatty acid; PUFA, polyunsaturated fatty acid.