COMMENT EXAMPLE_1
          Tasa Ovulación, fetos implantados
DATA
         datfile        ='pestsuptot8fit'
               dep      = tot fit
               indep   = OPMOD AE EF PERM1 PERM2 ANIMAL
         pedfile  ='pestgenea'
                link =animal; 
MODEL
   tot = OPMOD AE EF PERM1 animal;
   fit = OPMOD AE EF PERM2 animal;
 
COVARIANCE
         animal;
         PERM1;
         PERM2;
         residual;
SYSTEM
 non_zer0=963000
 total= 11000000

OUTPUT
       solutions='vcesuptot8fit.txt';
 
END