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Table 1 Comparison of carcass traits showing the back fat classification and assessment of age effect within the same breed (CHAR and HEAN) and variance between the two breeds

From: Proteome differences associated with fat accumulation in bovine subcutaneous adipose tissues

 

CHAR (mean ± SE)

(n = 13)

HEAN (mean ± SE)

(n = 22)

Variance between two breeds

 

LOW BF

High BF

Significance (P value)

LOW BF

High BF

Significance (P value)

Significance

(P value)

Age at slaughter (d)

466.50 ± 6.76

467.00 ± 8.22

0.95

482.00 ± 7.29

475.00 ± 4.77

0.39

< 0.0001

Slaughter mass (kg)

559.12 ± 40.13

558.12 ± 25.71

0.94

556.08 ± 11.84

550.42 ± 19.83

0.34

0.91

BF thickness (mm)

5.00 ± 0.41

11.25 ± 0.75

< 0.0001

9.00 ± 0.45

15.00 ± 0.52

< 0.0001

< 0.0001

Cutability (%)

62.75 ± 0.75

56.50 ± 0.87

< 0.0001

58.50 ± 0.62

53.17 ± 0.31

< 0.0001

< 0.0001

Rib eye area (cm2)

93.00 ± 9.19

79.75 ± 5.85

0.17

78.33 ± 3.53

74.33 ± 3.50

0.75

0.0139

Marbling score

452.50 ± 17.01

452.50 ± 21.36

0.81

436.67 ± 23.76

503.33 ± 5.58

0.04

0.3116

  1. General Linear Model (GLM) procedure from SAS system was used to evaluate the fixed effects of racial group (CHAR and HEAN), and back fat group (High BF and Low BF, nested within racial group) on carcass traits.