Table 1.
Overview of metabolites associated with phenotypic traits in Duroc and Landrace at two time points.
| Breeds* | FE | EDG | TDG | DG | RFI | |
|---|---|---|---|---|---|---|
| Duroc 1 | P ≤ 0.05** | 62 (30) | 42 (24) | 33 (23) | 47 (32) | 64 (31) |
| KS test | 1.00E-05 | 0.19099 | 0.02317 | 0.02625 | 0 | |
| FDR ≤ 0.05*** | 1 | 0 | 1 | 0 | 0 | |
| Duroc 2 | P ≤ 0.05** | 82 (40) | 41 (26) | 115 (68) | 46 (26) | 57 (28) |
| KS test | 0 | 0.10092 | 0 | 0.8561 | 0.02687 | |
| FDR ≤ 0.05*** | 0 | 0 | 35 | 0 | 0 | |
| Landrace 1 | P ≤ 0.05** | 40 (17) | 59 (37) | 44 (22) | 67 (38) | 41 (16) |
| KS test | 0.25416 | 2.00E-05 | 0.00079 | 0 | 0.08764 | |
| FDR ≤ 0.05*** | 0 | 9 | 0 | 1 | 0 | |
| Landrace 2 | P ≤ 0.05** | 54 (35) | 37 (21) | 77 (44) | 73 (46) | 53 (36) |
| KS test | 0 | 0 | 0 | 0 | 0 | |
| FDR ≤ 0.05*** | 0 | 0 | 0 | 0 | 0 | |
| Duroc 1,2 | P ≤ 0.05** | 83 (46) | 24 (12) | 54 (23) | 96 (61) | 69 (36) |
| KS test | 0 | 0.004 | 7e-05 | 0 | 0 | |
| FDR ≤ 0.05*** | 0 | 0 | 1 | 20 | 0 | |
| Landrace 1,2 | P ≤ 0.05** | 59 (35) | 76 (40) | 73 (37) | 69 (34) | 46 (29) |
| KS test | 0.06419 | 0 | 0 | 0 | 0.16896 | |
| FDR ≤ 0.05*** | 0 | 0 | 0 | 0 | 0 |
*Numbers (1, 2) represents time point 1 and 2 respectively; **Number of significant metabolites with p-value ≤ 0.05 (in the parenthesis are the number of annotated metabolites); P = p-value; KS test = Kolmogorov-Smirnov test; ***Number of metabolites with False discovery rate (FDR) ≤ 0.05; FDR = False discovery rate; FE = Feed efficiency; EDG = Early daily gain; TDG = Testing daily gain; DG = Daily gain; RFI = Residual feed intake.