Nutrient

Unit

Lactating Cow Reqt [7]

Beef Reqt [8]

Sheep Reqt [9]

Goat Reqt [9]

Crude Protein

%

9.2 - 15.1

7.4 - 16.6

6.2 - 30

ADF

%

17 - 21

NDF

%

25 - 33

20 - 57

8.9 - 72.4

NFC

%

36 - 44

Metab Energy

Mcal/kg

1.84 - 2.58

1.63 - 3.17

2.39

NE Lactation

Mcal/kg

1.37 - 1.8+

NE Maintenance

Mcal/kg

1 - 2.29

NE Gain

Mcal/kg

0.45 - 1.59

Minerals

Ca

%

0.3 - 0.48

0.14 - 0.71

P

%

0.33 - 0.44

0.13 - 0.29

Mg

%

0.18 - 0.29

0.1 - 0.2

0.12 - 0.18

K

%

1.0 - 1.2

0.6 - 0.7

0.5 - 0.8

Na

%

0.2

0.06 - 0.1

1.7

Fe

ppm

12 - 22

50

30

35 - 95

Zn

ppm

43 - 73

30

20 - 51

20 - 80

Cu

ppm

9 - 16

10

7 - 11

15 - 25

Mn

ppm

12 - 21

20 - 40

10 - 25

20 - 120

S

%

0.2

0.15

0.18

0.16 - 0.36

Mo

ppm

0.5

0.1 - 1

Se

ppm

0.1

0.3

0.3

I

ppm

0.3

0.5

0.5 - 0.8

0.5 - 0.8