Diet

1

2

3

4

5

Cys:Met

85:100

95:100

105:100

105:1002

95:1003

cMet4 (g/16gN)

1.72

1.72

1.71

1.71

2.34

cLys5 (g/16gN)

6.15

6.14

6.14

6.14

5.18

Starter period (d10 - 20)

Protein quality (b)

337 ± 8

335 ± 6

329 ± 5

333 ± 7

338 ± 7

Met efficiency (bcMet1)

196a ± 4

195a ± 4

192a ± 3

194a ± 4

144b ± 3

Lys efficiency (bcLys1)

55b ± 1

54b ± 1

54b ± 1

54b ± 1

65a ± 1

IAAR (Met:Lys)6

33.2

33.5

34.0

33.6

Grower period (d25 - 35)

Protein quality (b)

425 ± 12

437 ± 16

461 ± 14

462 ± 12

449 ± 8

Met efficiency (bcMet1)

248a ± 7

255a ± 9

269a ± 8

270a ± 7

192b ± 4

Lys efficiency (bcLys1)

69b ± 2

71b ± 3

75b ± 2

75b ± 2

87a ± 2

IAAR (Met:Lys)6

35.0

34.0

32.2

32.2