thisDJRansome said:Nothing wrong with making a few changes to nudge things in that direction just for fun. If you really want to sell I'd invest in better stock though.
You could remove your least attractive females from the breeding group.
Problem is IME the bars show up on mature (really mature) males and it would take a year or more to see how each generation is going to turn out regarding bars.
IME the juvies can look really clean and still mature into a male with stress bars.