It seems that I didn't express myself very clearly. Most of my suggestions to Hugo were to solve possible problems with the DATASET rather than ASREML problems; except for the !skip, that was a problem I had with an earlier version of ASREML. Sorry for any confusion that I could create.
Institute of Veterinary, Animal and Biomedical Sciences
"Have little and you will get,
have much and you will be confused" - Lao Tzu