Dear Subhash,
I thought Genstat just calculated mu + BLUP
I do not think 'BLUP of mean performance'is strictly defined.
The new PREDICT statement makes this easy to calculate in ASREML.
Arthur
> X-Authentication-Warning: lamb.arm.li.csiro.au: petidomo set sender to
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> Date: Mon, 23 Apr 2001 02:25:38 -0700
> From: Chandra S <S.CHANDRA@CGIAR.ORG>
> Subject: BLUPs of mean performance of genotypes
> To: Arthur Gilmour <gilmoua@agric.nsw.gov.au>
> Cc: asreml@chiswick.anprod.csiro.au
> MIME-version: 1.0
>
>
> Dear Arthur,
>
> ASReml provides BLUPs of genotype effects. In a fixed effects model, a
> genotype's mean performance is simply the sum of the BLUE of its effect and
> the GM. In random/mixed models, this simple sum is not the BLUP of a
> genotype's mean performance. It would perhaps good if, in your final
> commercial release of ASReml, you could also provide for directly obtaining
> BLUPs of genotypes' mean performance, as in GenStat. I wonder whether all
> users of ASReml are aware of the way in which the BLUP of mean performance
> are to be obtained from the BLUP of effects!
>
> Best regards,
>
> Subhash :: 23 Apr 2001
> ___________________________________________________
> Subhash Chandra, DSc
> Senior Scientist (Statistics)
> Genetic Resources and Enhancement Program
> International Crops Research Institute for the Semi-Arid Tropics
> Patancheru - 502 324, AP, India
>
> Email: s.chandra@cgiar.org
> Tel: +91 40 329 6161
> Fax: +91 40 329 6182
> +91 40 324 1239
> Website: http://www.icrisat.org
> ___________________________________________________
>
>
>
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Arthur Gilmour PhD mailto:Arthur.Gilmour@agric.nsw.gov.au
Principal Research Scientist (Biometrics) fax: <61> 2 6391 3899
NSW Agriculture <61> 2 6391 3922
Orange Agricultural Institute telephone work: <61> 2 6391 3815
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Until July 2001, I will be mainly building a house at Cargo.
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