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Nutrient Requirements of Sheep, Sixth Revised Edition, 1985 (1985)
Board on Agriculture (BOA)

Page
46
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Page 46

TABLE 1 Daily Nutrient Requirements of Sheep—Continued

Body Weight

Weight Change/Day

Dry Matter per Animala

Nutrients per Animal

Energyb

Crude protein

Ca
(g)

P
(g)

Vitamin A Activity
(IU)

Vitamin E Activity(IU

 
             

TDN

DE
(Mcal)

ME
(Mcal)

(kg)

(lb)

(g)

(lb)

(kg)

(lb)

(% body weight)

(kg)

(lb)

(g)

(lb)

First 6-8 weeks lactation suckling twins

50

110

-60

-0.13

2.4

5.3

4.8

1.56

3.4

6.9

5.6

389

0.86

10.5

7.3

5,000

36

60

132

-60

-0.13

2.6

5.7

4.3

1.69

3.7

7.4

6.1

405

0.89

10.7

7.7

6,000

39

70

154

-60

-0.13

2.8

6.2

4.0

1.82

4.0

8.0

6.6

420

0.92

11.0

8.1

7,000

42

80

176

-60

-0.13

3.0

6.6

3.8

1.95

4.3

8.6

7.0

435

0.96

11.2

8.6

8,000

45

90

198

-60

-0.13

3.2

7.0

3.6

2.08

4.6

9.2

7.5

450

0.99

11.4

9.0

9,000

48

                                 

Ewe lambs
Nonlactating—First 15 weeks gestation

40

88

160

0.35

1.4

3.1

3.5

0.83

1.8

3.6

3.0

156

0.34

5.5

3.0

1,880

21

50

110

135

0.30

1.5

3.3

3.0

0.88

1.9

3.9

3.2

159

0.35

5.2

3.1

2,350

22

60

132

135

0.30

1.6

3.5

2.7

0.94

2.0

4.1

3.4

161

0.35

5.5

3.4

2,820

24

70

154

125

0.28

1.7

3.7

2.4

1.00

2.2

4.4

3.6

164

0.36

5.5

3.7

3,290

26

                                 

Last 4 weeks gestation (100-120% lambing rate expected)

40

88

180

0.40

1.5

3.3

3.8

0.94

2.1

4.1

3.4

187

0.41

6.4

3.1

3,400

22

50

110

160

0.35

1.6

3.5

3.2

1.00

2.2

4.4

3.6

189

0.42

6.3

3.4

4,250

24

60

132

160

0.35

1.7

3.7

2.8

1.07

2.4

4.7

3.9

192

0.42

6.6

3.8

5,100

26

70

154

150

0.33

1.8

4.0

2.6

1.14

2.5

5.0

4.1

194

0.43

6.8

4.2

5,950

27

                                 

Last 4 weeks gestation (130-175% lambing rate expected)

40

88

225

0.50

1.5

3.3

3.8

0.99

2.2

4.4

3.6

202

0.44

7.4

3.5

3,400

22

50

110

225

0.50

1.6

3.5

3.2

1.06

2.3

4.7

3.8

204

0.45

7.8

3.9

4,250

24

60

132

225

0.50

1.7

3.7

2.8

1.12

2.5

4.9

4.0

207

0.46

8.1

4.3

5,100

26

70

154

215

0.47

1.8

4.0

2.6

1.14

2.5

5.0

4.1

210

0.46

8.2

4.7

5,950

27

                                 

First 6-8 weeks lactation suckling singles (wean by 8 weeks)

40

88

-50

-0.11

1.7

3.7

4.2

1.12

2.5

4.9

4.0

257

0.56

6.0

4.3

3,400

26

50

110

-50

-0.11

2.1

4.6

4.2

1.39

3.1

6.1

5.0

282

0.62

6.5

4.7

4,250

32

60

132

-50

-0.11

2.3

5.1

3.8

1.52

3.4

6.7

5.5

295

0.65

6.8

5.1

5,100

34

70

154

-50

-0.11

2.5

5.5

3.6

1.65

3.6

7.3

6.0

301

0.68

7.1

5.6

5,450

38

                                 

First 6-8 weeks lactation suckling twins (wean by 8 weeks)

40

88

-100

-0.22

2.1

4.6

5.2

1.45

3.2

6.4

5.2

306

0.67

8.4

5.6

4,000

32

50

110

-100

-0.22

2.3

5.1

4.6

1.59

3.5

7.0

5.7

321

0.71

8.7

6.0

5,000

34

60

132

-100

-0.22

2.5

5.5

4.2

1.72

3.8

7.6

6.2

336

0.74

9.0

6.4

6,000

38

70

154

-100

-0.22

2.7

6.0

3.9

1.85

4.1

8.1

6.6

351

0.77

9.3

6.9

7,000

40

(table continued on next page)

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46