Starter period (d 10 - 20, mean body weight 600 g)

PD (g/d)

9

10

11

BWG (g/d)

55

61

67

(1)

(2)

(3)

(1)

(2)

(3)

(1)

(2)

(3)

bcLys−1

53.1

50.4

47.8

53.1

50.4

47.8

53.1

50.4

47.8

Lys required

(mg/BWkg0.67)

901

948

1001

1044

1099

1160

1206

1270

1340

(mg/d)

640

673

711

741

780

823

857

902

952

Lys concentration needed in the starter diet (%)

FI (g/d)

70

0.91

0.96

1.02

1.06

1.12

1.18

1.22

1.29

1.36

80

0.80

0.84

0.89

0.93

0.98

1.03

1.07

1.13

1.19

90

0.71

0.75

0.79

0.82

0.87

0.92

0.95

1.00

1.06

Grower period (d 25 - 35, mean body weight 1800 g)

PD (g/d)

15

16.5

18

BWG (g/d)

91

100

109

(1)

(2)

(3)

(1)

(2)

(3)

(1)

(2)

(3)

bcLys1

64.5

61.3

58.1

64.5

61.3

58.1

64.5

61.3

58.1

Lys required

(mg/BWkg0.67)

753

793

837

858

903

953

975

1026

1083

(mg/d)

1117

1175

1241

1272

1339

1413

1446

1522

1606

Lys concentration needed in the grower diet (%)

FI (g/d)

150

0.74

0.78

0.83

0.85

0.89

0.94

0.96

1.02

1.07

170

0.66

0.69

0.73

0.75

0.79

0.83

0.85

0.90

0.95

190

0.59

0.62

0.65

0.67

0.70

0.74

0.76

0.80

0.84