it's really simple.
All the red number have to go from negative to positive (or the other way around) zero stays zero.
Only problem can be the hairstyle (because the hairstyle used can no longer be in game)
Base:1/1/2/+5/-4,-1/0/+1/-1/-4/3/0,2/-2
Brows:1/2/1/-1/-5/-1/+3/+3/4/black...