Welcome to ASReml

Installation and Licensing

ASReml is available on three main platforms: Windows, Linux and Macintosh.

Description

ASReml is designed specifically for fitting linear mixed models. These help screens are intended for use as a reference for the syntax. There is important fundamental information in the User Guide : Structural Specification and User Guide : Functional Specification which new users should review.

Experienced users might like to check out what's new in ASReml 3 and in ASReml 4 additional details on the features of version 4.1 can be found in the ASReml Update

Lookup the syntax

  • Command line
  • Job control line

  • Rules for writing the job file

  • Getting started, the Title line

  • Factor Definition and Transformations (modify the data as it is read)

  • Pedigree and GIV files

  • Data file
  • qualifiers controlling data input
  • Major qualifiers for controlling the analysis
  • Minor qualifiers for controlling the analysis
  • Rarely needed qualifiers
  • Very rarely needed qualifiers

  • Tabulate

  • Linear Model

  • Predict

  • Functional Specification of Variance Structures (New) or
  • Variance Header Line (Old) and Variance structures (Old)

  • Post processing - .pin file

  • Formal examples

    See Also