Farm Animal Metabolism and Nutrition

Feed Intake in Ruminants 355

Fig. 16.10.

Relationships between ruminal efflux yield of microbial protein, MCPY (ruminal efflux yield of microbial CP) and total hydrolysed

carbohydrates, HCHO

(A), dietary CP (B), rumen hydrolysed CP (C), dietary non-structural carbohydrates, NSC (D), rumen hydrolysed, potential neutra

l detergent fibre, HF (E) and mean

effective rate of escape of neutral detergent fibre

2 UF

• 
  e

(F) in lactating (

) and non-lactating (



) ruminants. The large values of MCPE versus daily flux of NSC are due

to the small body weight of sheep versus cattle.