Research Article
Influence of Maternal and Postweaning Linseed Dietary Supplementation on Growth Rate, Lipid Profile, and Meat Quality Traits of Light Sarda Lambs
Table 5
Effect of maternal or lamb postweaning diet on the fatty acid composition of light lamb meat (g/100 g of fatty acids methyl esters).
| Item | Maternal diet (M) | SEM | Lamb postweaning diet (PW) | SEM | P | CTR | EL-10 | EL-20 | CTR | EL-10 | EL-20 | M × PW |
| C10:0 | 0.109 | 0.137 | 0.108 | 0.021 | 0.145 | 0.115 | 0.095 | 0.026 | 0.181 | C12:0 | 0.463 | 0.333 | 0.335 | 0.021 | 0.435 | 0.401 | 0.296 | 0.023 | <0.001 | C14:0 | 4.240 | 3.449 | 3.648 | 0.012 | 4.296 | 3.680 | 3.360 | 0.148 | <0.001 | C14:1 | 0.091 | 0.042 | 0.050 | 0.018 | 0.100 | 0.055 | 0.027 | 0.022 | 0.048 | C15:0 | 0.559 | 0.554 | 0.515 | 0.023 | 0.535 | 0.543 | 0.549 | 0.028 | 0.188 | C16:0 | 21.618 | 20.413 | 20.076 | 0.031 | 22.220 | 20.446 | 19.441 | 0.375 | 0.068 | C16:1 | 1.890 | 1.313 | 1.460 | 0.067 | 1.837 | 1.454 | 1.372 | 0.082 | 0.127 | C17:0 | 1.026 | 1.001 | 1.008 | 0.019 | 1.073 | 1.040 | 0.921 | 0.025 | 0.769 | C17:1 | 0.033 | 0.182 | 0.078 | 0.031 | 0.155 | 0.091 | 0.047 | 0.038 | 0.311 | C18:0 | 12.708 | 13.950 | 13.478 | 0.262 | 12.531 | 13.673 | 13.932 | 0.321 | 0.284 | C18:1 t n-9 | 0.161 | 0.073 | 0.124 | 0.043 | 0.076 | 0.206 | 0.077 | 0.055 | 0.256 | C18:1 c n-9 | 26.703 | 26.160 | 27.854 | 0.512 | 28.701 | 26.678 | 25.337 | 0.653 | 0.379 | C18:1 t 11 | 3.027 | 3.716 | 4.040 | 0.165 | 3.050 | 3.810 | 3.921 | 2.211 | 0.217 | C18:2 t n-6 | 0.020 | 0.018 | 0.061 | 0.011 | 0.034 | 0.009 | 0.055 | 0.014 | 0.199 | C18:2 c n-6 | 10.613 | 11.115 | 10.221 | 0.399 | 9.210 | 10.877 | 11.862 | 0.510 | 0.053 | C18:2 c9,t11 | 1.034 | 1.238 | 1.456 | 0.071 | 1.139 | 1.293 | 1.296 | 0.090 | 0.829 | C18:3 n-3 | 2.422 | 2.759 | 2.669 | 0.087 | 2.041 | 2.714 | 3.096 | 0.107 | 0.066 | C20:0 | tr. | tr. | 0.003 | 0.003 | 0.003 | tr. | tr. | 0.003 | 0.883 | C21:0 | tr. | 0.006 | 0.021 | 0.008 | 0.021 | 0.006 | tr. | 0.007 | 0.088 | C22:0 | tr. | tr. | 0.021 | 0.011 | 0.009 | 0.012 | tr. | 0.014 | 0.916 | C20:4 n-6 | 4.347 | 3.774 | 3.333 | 0.171 | 4.053 | 3.529 | 3.872 | 0.210 | 0.036 | C20:3 n-6 | 0.189 | 0.273 | 0.222 | 0.015 | 0.188 | 0.233 | 0.263 | 0.019 | 0.107 | C23:0 | 0.171 | 0.207 | 0.121 | 0.017 | 0.161 | 0.133 | 0.203 | 0.020 | 0.001 | C20:5 n-3 | 0.793 | 0.963 | 0.945 | 0.071 | 0.718 | 0.957 | 1.026 | 0.087 | 0.539 | C22:5 n-3 | 1.211 | 1.312 | 1.103 | 0.068 | 1.009 | 1.270 | 1.346 | 0.083 | 0.553 | C22:6 n-3 | 0.307 | 0.420 | 0.354 | 0.019 | 0.324 | 0.362 | 0.395 | 0.023 | 0.008 | SFA | 40.893 | 40.051 | 39.333 | 0.446 | 41.429 | 40.049 | 38.799 | 0.546 | 0.035 | MUFA | 31.905 | 31.486 | 33.605 | 0.614 | 33.920 | 32.294 | 30.782 | 0.752 | 0.395 | Other MUFA | 2.014 | 1.537 | 1.588 | 0.081 | 2.092 | 1.600 | 1.446 | 0.111 | 0.205 | PUFA | 20.936 | 21.873 | 20.363 | 0.719 | 18.717 | 21.244 | 23.212 | 0.914 | 0.104 | n-6 | 15.169 | 15.180 | 13.836 | 0.550 | 13.485 | 14.647 | 16.053 | 0.674 | 0.081 | n-3 | 4.733 | 5.454 | 5.071 | 0.219 | 4.093 | 5.304 | 5.863 | 0.268 | 0.246 | n-3 LC-PUFA | 2.311 | 2.695 | 2.403 | 0.145 | 2.052 | 2.590 | 2.767 | 0.178 | 0.391 | n-6/n-3 | 3.419 | 2.798 | 2.759 | 0.076 | 3.380 | 2.813 | 2.783 | 0.097 | 0.026 | IDCLA | 26.591 | 25.140 | 26.268 | 0.570 | 27.927 | 25.599 | 24.473 | 0.698 | 0.212 | ATH | 0.763 | 0.665 | 0.669 | 0.021 | 0.777 | 0.687 | 0.634 | 0.022 | 0.001 | THR | 1.045 | 0.954 | 0.955 | 0.025 | 1.088 | 0.969 | 0.898 | 0.031 | 0.054 |
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CTR: diet without extruded linseed; EL-10: diet containing 100 g/kg of extruded linseed; EL-20: diet containing 200 g/kg of extruded linseed. SFA: saturated fatty acids. MUFA: monounsaturated fatty acids. PUFA: polyunsaturated fatty acids. n-3 LC-PUFA: n-3 long chain-polyunsaturated fatty acids. IDCLA: index of the Δ9-desaturase activity = C18:2 cis 9, trans-11 × 100/C18:1 trans-11 + C18:2 cis-9, trans-11. ATH: atherogenicity index = C12:0 + (4 × C14:0 + C16:0)/MUFA + PUFA. THR: thrombogenicity index = C14:0 + C16:0 + C18:0/(0.5 × MUFA + 0.5 × n-6 PUFA + 3 × n-3 PUFA + n-3 PUFA/n-6 PUFA). Tr: traces, under the detectable limits. Means with different superscript within the same row differ. ; ; .
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