Milk yield and milk compositions are presented in Table 5. Increased milk yield were obtained in these dairy crossbreds
ranging from 13.5 to 15.0 kg/hd/d. Milk yield were remarkably enhanced when YEFECAP level increased in the concentrates,
and were highest in 100% replacement level (15.0 kg/hd/d). In addition, milk fat and milk protein percentages also increased, thus 4% fat-corrected milk were greatly enhanced from 13.7 to 17.1 kg/hd/d for 0 and 100% YEFECAP replacement levels, respectively.