Family_ID Ind_ID Fa_ID  Mo_ID Trait_value marker_1   marker_2   marker_3   marker_4   marker_5   
        1      1     0      0          -1   0   0      0   0      0   0      0   0      1   1    
        1      2     0      0          -1   0   0      0   0      0   0      0   0      1   1    
        1      3     1      2    2.296042   0   0      0   0      0   0      0   0      1   1    
        1      4     1      2    1.386646   0   0      0   0      0   0      0   0      1   1    
        2      5     0      0          -1   0   0      0   0      0   1      0   0      1   1    
        2      6     0      0          -1   0   0      0   0     -1   1      0   0      1   0    
        2      7     5      6   -0.906672   0   0      0   0      0   1      0   0      1   0    
        3      8     0      0          -1  -1   0      1   1      1   1      0   0      1   1    
        3      9     0      0          -1  -1   0      1   1      0   1      0   0      1   0    
        3     10     8      9    0.221613  -1   0      1   1      0   1      0   0      1   0    
        4     11     0      0          -1   0   0      0   0      0   1      0   0      1   0    
        4     12     0      0          -1   1   0      1   0      0   0      0   0      1   1    
        4     13    11     12   -0.368437   1   0      1   0      0   0      0   0      1   1