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Table 11 Least square means for the fatty acid composition (% of total FA) of subcutaneous fat in goats fed graded levels of blend of 80 % canola oil and 20 % palm oil

From: Carcass traits, meat yield and fatty acid composition of adipose tissues and Supraspinatus muscle in goats fed blend of canola oil and palm oil

  Level of BCPOa (%)   P value
Parameter 0 4 8 SEM Overall Linear Quadratic
C14:0, myristic 5.64 4.96 4.32 0.34 0.379 0.239 0.461
C16:0, palmitic 25.52 20.09 20.03 2.68 0.114 0.119 0.988
C16:1n-7, palmitoleic 3.57 3.20 2.86 0.24 0.126 0.073 0.327
C18:0, stearic 22.07 26.39 26.51 2.24 0.300 0.125 0.968
C18:1n-9, oleic 24.15 25.28 23.34 1.44 0.640 0.929 0.352
C18:1 trans-11 Vaccenic 3.15 3.19 3.45 0.56 0.833 0.713 0.637
CLA cis-9 trans-11 1.25 1.56 1.98 0.31 0.282 0.192 0.360
CLA trans-10 cis-12 1.88 2.03 1.74 0.26 0.739 0.970 0.443
C18:2n-6, linoleic 3.05 3.47 3.78 0.58 0.663 0.418 0.697
C18:3n-3, linolenic 2.04 1.60 1.63 0.38 0.679 0.386 0.955
C20:4n-6, arachidonic 2.60 1.89 2.32 0.43 0.512 0.356 0.492
C20:5n-3, eicosapentaenoic 2.80 2.20 3.16 0.68 0.607 0.890 0.328
C22:5n-3, docosapentaenoic 1.63 2.04 2.58 0.29 0.098 0.075 0.209
C22:6n-3, docosahexaenoic 1.78 2.71 2.01 0.48 0.371 0.329 0.311
Total FA (mg/g of fat) 526.53 579.41 549.34 87.20 0.428 0.425 0.320
FA sums and ratios
∑SFA 53.23 51.43 50.86 2.11 0.944 0.741 0.956
∑MUFA 30.87 31.66 29.47 1.59 0.643 0.878 0.357
∑PUFA 17.02 17.49 19.20 2.06 0.612 0.325 0.667
∑n-3 8.24 8.54 9.89 0.80 0.679 0.833 0.395
∑n-6 5.65 5.36 6.37 1.18 0.810 0.514 0.446
n-6:n-3 0.74 0.66 0.67 0.04 0.911 0.530 0.916
UFA:SFA 0.83 0.86 0.87 0.08 0.658 0.677 0.919
PUFA:SFA 0.32 0.34 0.37 0.03 0.553 0.581 0.458
Desaturase and elongase indices
ID16 12.27 13.74 12.49 0.98 0.291 0.348 0.237
ID18 52.25 48.92 46.82 2.12 0.100 0.222 0.277
Elongation Index (EI) 61.37 68.93 68.53 3.47 0.138 0.091 0.450
  1. ∑SFA = (C14:0 + C16:0 + C18:0), ∑MUFA = (C16:1+ C18:1+ C18:1 trans-11), ∑UFA = (C16:1+ C18:1+ C18:1 trans-11+ CLA cis-9 trans-11+ CLA cis-12 trans-10 + ∑n-3 + ∑n-6), ∑PUFA = (C18:1 trans-11+ CLA cis-9 trans-11+ CLA cis-12 trans-10 + ∑n-3 + ∑n-6), ∑n-3 = (C18:3n-3 + C20:5n-3 + C22:5n-3 + C22:6n-3), ∑n-6 = (C18:2n-6 + C20:4n-6) n-6:n-3 = (C18:2n-6 + C20:4n-6) ÷ (C18:3n-3 + C20:5n-3 + C22:5n-3 + C22:6n-3), UFA:SFA = (∑UFA)/∑SFA), PUFA:SFA = (∑PUFA/∑SFA). ID16, (Δ 9 desaturase enzyme activity on C16:0) = 100(C16:1)/(C16:0 + C16:1), ID18, (Δ 9 desaturase enzyme activity on C18:0) = 100(C18:1)/C18:0 + C18:1). EI = 100[(C18:0 + C18:1 n-9)/(C18:0 + C18:1n-9 + C16:0 + C16:1)]. SEM = standard error of means. Values are least square means for 8 goats per diet. ablend of 80 % canola oil and 20 % palm oil