Estimates of heritability and permanent environmental effect of test-day somatic cell score (SCS) across stages of early, mid and end of the first four lactations 

Estimates of heritability and permanent environmental effect of test-day milk yield (TDM) across stages of early, mid and end of the first four lactations. 

Estimates of heritability and permanent environmental effect for some udder conformation traits in Saudi dairy goats during the first four parities. 

a) Teat size or diameter (TS), b) Teat placement rear view (TPRV) ,c) Udder depth side view (UDSV) Models for estimating scores of Teat Size, Teal Placement Rear view, Udder depth side view