Breeds

SEM¹

P-value

Guirras

Manchegas

N² intake

1.28

1.19

0.033

0.211

N feces

0.30

0.35

0.031

0.429

N urine

0.65

0.35

0.060

0.003

N retained

0.33

0.49

0.050

0.109

RProtein³, g/d

43

64

6.2

0.09

RFat⁴, g/d

27

29

8.1

0.58

Gain, g/d

199

285

23.3

0.12