Genetic Trend by Smith s 2nd method
     Animal Production Vol. 4 239-251

CH  9 Herd Average f=   1331.61      No of obs.=    628.
     Var t           Cov pt          Var p           Var t           Cov pt          Var p              N                S 

     Variable--9

0   1961.4354      -5501.8081       14694718.       1961.4354      -3703.9202       18304758.       570.00000       59.000000   

   1         3.777          4.026