Nutrient

Unit

Wet Season (n = 8)

Dry Season (n = 15)

Seasonal Comparison

Mean

SD

Mean

SD

P value

Dry Matter

%

90.76

0.45

89.70

1.9

0.03

Crude Protein

%

12.80

3.49

13.15

7.4

0.44

Soluble Protein

%

44.25

4.57

57.21

21.5

0.03

ADF

%

38.70

4.40

34.31

12.3

0.09

NDF

%

62.41

3.30

57.39

16.6

0.14

Lignin

%

7.10

1.58

4.71

3.2

0.01

NFC

%

7.33

3.55

8.64

3.6

0.22

Fat

%

1.95

0.65

1.41

0.8

0.05

Ash

%

11.43

2.04

17.69

18.3

0.11

Digestible Energy

Mcal/kg

2.2

0.3

2.2

0.6

0.46

Metab Energy

Mcal/kg

1.7

0.3

1.7

0.7

0.48

NE Lactation

Mcal/kg

0.9

0.2

0.9

0.4

0.49

NE Maintenance

Mcal/kg

0.9

0.2

0.9

0.5

0.45

NE Gain

Mcal/kg

0.4

0.2

0.5

0.3

0.23

Minerals

Ca

%

0.44

0.08

0.31

0.1

<0.01

P

%

0.23

0.07

0.34

0.5

0.18

Mg

%

0.24

0.07

0.18

0.1

0.03

K

%

1.60

0.42

2.29

1.3

0.04

Na

%

0.01

0.01

0.02

0.1

0.19

Fe

ppm

1068.88

790.19

814.53

843.5

0.24

Zn

ppm

33.38

15.59

24.67

8.1

0.09

Cu

ppm

9.63

2.00

6.00

2.4

<0.01

Mn

ppm

194.75

89.52

107.60

26.4

0.01

S

%

0.17

0.06

0.18

0.1

0.34

Mo

ppm

1.20

0.77

1.03

0.5

0.30