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Table 1 Summary statistics of the phenotypes available for 16 traitsa in each generation (G)

From: Effects of number of training generations on genomic prediction for various traits in a layer chicken population

Gen

 

eCO

eEW

eC3

eE3

eSM

eAH

eYW

ePD

ePS

lCO

lEW

lBW

lAH

lYW

lPD

lPS

G1

N

436

436

410

410

440

436

0

440

436

414

414

440

414

0

414

411

 

Mean

70.9

56.3

69.0

45.4

153.6

7.3

0

81.1

1604.9

59.4

62.1

2.1

5.6

0

67.5

1383.5

 

SD

9.1

4.5

9.1

4.7

11.1

0.8

0

12.9

49.4

10.1

4.9

0.3

0.9

0

14.3

30.6

G2

N

1669

1669

1667

1667

1669

1667

1657

1669

1668

588

588

588

586

582

588

588

 

Mean

69.6

55.2

70.6

44.3

151.9

7.1

14.9

81.6

1509.0

66.4

60.5

2.0

6.5

17.9

77.7

1601

 

SD

8.5

4.8

8.6

4.7

8.5

0.9

1.7

12.4

93.2

8.5

4.7

0.3

0.9

1.5

14.5

59.2

G3

N

2738

2737

2729

2729

2738

2737

2728

2738

2738

649

649

647

649

646

635

649

 

Mean

73.3

56.8

74.6

43.6

149.3

7.1

15.2

80.9

1425.0

72.4

61.5

2.0

6.6

17.8

77.3

1435.4

 

SD

7.7

4.6

7.9

4.5

7.4

1.0

1.1

11.3

38.4

7.6

4.6

0.3

0.9

1.2

12.1

25.0

G4

N

2771

2772

2753

2752

2772

2771

2736

2772

2770

794

794

793

794

793

784

794

 

Mean

71.4

57.5

74.4

46.7

156.3

7.5

15.1

82.4

1388.3

66.9

62.2

2.0

7.2

17.8

80.6

1399.8

 

SD

8.2

4.8

7.7

5.1

9.9

1.0

1.1

11.3

39.9

9.3

4.5

0.2

0.9

1.3

12.1

40.6

G5

N

2964

2964

2952

2951

2964

2963

2958

2965

2964

782

782

781

782

781

778

782

 

Mean

76.1

58.0

75.4

47.3

159.8

7.4

15.3

84.9

1494.9

72.9

63.5

2.0

7.2

18.1

82.4

1508.6

 

SD

7.5

4.9

7.9

4.6

6.2

1.0

1.2

9.8

42.5

7.9

4.7

0.3

0.9

1.4

11

36.4

G6

N

2117

2117

2103

2103

2117

2116

2115

2117

2115

769

768

759

769

768

755

769

 

Mean

77.2

57.2

78.1

45.2

147.6

7.4

15.1

83.3

1459.9

70.9

62.7

1.8

6.9

18.1

80.0

1496.1

 

SD

7.7

4.9

7.9

4.7

7.8

1.0

1.2

10.3

42.8

8.6

4.8

0.3

0.9

1.4

11.0

36.6

G7

N

290

290

278

278

290

290

290

290

289

280

280

277

280

275

274

280

 

Mean

78.1

59.2

80.2

45.0

148.9

7.7

15.4

83.1

1492.6

71.6

63.3

1.8

7.5

17.9

77.4

1487.8

 

SD

7.3

4.8

7.6

4.5

7.8

1.1

1.1

9.2

41.7

8.6

4.9

0.3

0.9

1.4

11.7

35.0

G8

N

251

252

275

275

272

252

250

263

249

270

270

271

270

263

262

268

 

Mean

80.5

56.8

79.8

44.2

142.0

7.9

15.2

80.8

1451.6

71.7

61.2

1.8

7.4

17.8

76.9

1423.9

 

SD

7.5

4.9

7.5

4.6

5.6

1.1

1.35

8.0

39.8

8.1

4.9

0.3

1.1

1.5

11.0

35.9

G9

N

300

300

299

299

302

300

296

302

300

292

292

294

292

285

291

292

 

Mean

79.2

59.1

82.5

44.1

141.9

8.4

15.9

83.2

1498.6

78.8

61.8

2.0

8.1

17.4

78.8

1519.2

 

SD

7.7

4.5

7.7

4.7

7.6

1.0

1.18

10.1

37.6

8.3

5.1

0.2

1.1

1.5

10.1

39.1

G10

N

724

724

828

828

850

723

708

850

723

835

829

850

835

828

826

832

 

Mean

83.3

58.6

79.3

46.2

146.5

8.0

14.9

87.9

1474.9

75.8

62.8

2.0

8

17.5

80.0

1471.6

 

SD

8.0

4.4

7.8

5.0

7.9

1.1

1.19

9.4

45.9

7.8

4.5

0.2

1.1

1.3

11.7

49.4

G11

N

899

899

891

891

899

899

898

899

896

856

856

867

856

850

899

855

 

Mean

83.3

56.4

82.7

44.7

139.2

8.6

14.3

81.7

1514.1

77.8

61.0

2.0

7.7

17.3

77.6

1403.2

 

SD

8.2

4.5

7.2

4.7

7.8

0.9

1.1

10.0

19.2

8.9

4.5

0.2

0.9

1.3

9.5

27.3

  1. aEarly (e) and late (l) CO (egg color, index units), EW (average weight of 3 to 5 eggs, g), C3 (color of first 3 eggs, index units), E3 (weight of first 3 eggs, g), AH (albumen height, mm), PD (egg production rate), PS (puncture score, g/s), and YW (yolk weight, g); eSM (age at sexual maturity, d); lBW (body weight, kg)