Complex sentence: Matings between hairless AHTs will produce completely hairless litters while hairless AHT to coated AHT or Rat Terrier are more variable and will produce mixed hairless litters to all coated litters.
Split into simpler sentences: Matings between hairless AHTs will produce completely hairless litters. Between hairless AHT to coated AHT or Rat Terrier, results are more variable and will produce mixed hairless litters to all coated litters.