variance component restriction

From: Dave Johnson <djohnson_at_LIC.CO.NZ>
Date: Fri Jan 20 10:07:10

I have a simple univariate model and want to fix the value of a variance
component (not variance ratio). Any suggestions? I have tried specifying
the variance structures the long way but I can only get ASREML to fix the

y ~ fixed_effects !r animal mqtl
0 0 2
animal 1
animal 0 AINV 0.3
mqtl 1
mqtl 0 GIV 1 !GF

Dr David L. Johnson
Livestock Improvement Corporation
Private Bag 3016
Hamilton, New Zealand
Ph +64-7-8560629
Fax +64-7-8560640
Received on Wed Jan 20 2006 - 10:07:10 EST

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