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Table 10 Lactation performance of dairy ewes1fed diets with varying levels of rumen degraded (RDP) and undegraded (RUP) protein

From: Dairy sheep production research at the University of Wisconsin-Madison, USA – a review

 

% RDP:%RUP

 

Trait

12:6

14:4

12:4

SEM

Test day milk yield, kg

2.05a

1.80b

1.79b

0.07

Milk fat,%

6.13

6.37

6.18

0.25

Milk protein,%

4.74

4.95

4.80

0.14

Milk urea nitrogen, mg/dL

26.3a,b

27.4a

23.4b

1.4

  1. 1Third lactation crossbred ewes of East Friesian and Lacaune breeding, n = 6 pens of 3 ewes each per treatment in a Latin square design.
  2. a,bMeans within a row with no superscript in common are different (P < 0.05).
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Journal of Animal Science and Biotechnology

ISSN: 2049-1891