Skip to main content

Table 3 Descriptive statistics of traits included in the genetic analyses

From: Genetic parameters of white striping in relation to body weight, carcass composition, and meat quality traits in two broiler lines divergently selected for the ultimate pH of the pectoralis major muscle

 

N

Mean

SD

CV%

Min

Max

BW (g)

5,668

2,741

389

14.2

1,527

4,408

BMY (%)

5,436

20.2

1.4

7.1

15.0

25.8

PMY (%)

5,305

15.5

2.8

18.0

6.2

22.4

PmY (%)

5,271

3.9

0.8

21.7

1.3

7.8

AFP (%)

5,435

1.9

0.4

22.0

0.7

4.0

LEGP (%)

1,500

22.6

1.2

5.3

18.6

27.0

L*

4,120

48.9

4.1

8.4

35.1

59.8

a*

3,977

−0.07

0.7

-

−1.85

2.93

b*

4,123

10.7

1.6

14.8

5.8

15.9

pH15

597

6.71

0.09

1.3

6.42

7.02

pHu (breast)

5,459

5.90

0.22

3.7

5.29

6.65

pHu (thigh)

1,492

6.45

0.23

3.6

5.84

7.00

Log(DL)

1,293

0.7

0.5

74.6

−1.3

2.1

CL (%)

593

9.9

2.2

22.1

4.0

20.4

CCY (%)

557

84.9

4.1

4.5

70.1

94.3

SF (N/cm2)

594

13.6

3.5

25.6

5.7

24.1

IMF (%)

600

1.4

0.4

29.2

0.5

3.2

TBARS

593

0.40

0.39

97.5

0.02

3.76

  1. BW Body weight at 6 weeks, BMY Breast meat yield, PMY Pectoralis major yield, PmY Pectoralis minor yield, AFP Abdominal fat percentage, LEGP Leg percentage. L* Lightness, a* Redness, b* Yellowness, pH15 pH at 15 min post-mortem, pHu Ultimate pH, DL Drip loss, CL Cooking loss, CCY Curing-cooking yield, SF Shear force, IMF Intramuscular fat content, TBARS Thiobarbituric acid reactive substances index expressed as mg of malonedialdehyde per kg of meat