Table 1 Phenotypes of three beef breeds used in the present study

 Overall

0.15 ± 0.21

0.06 ± 0.24

− 0.10 ± 0.24

0.73

 L-RFI (n = 8)

− 0.58 ± 0.10

− 0.81 ± 0.10

− 0.96 ± 0.10

 H-RFI (n = 8)

0.88 ± 0.15

0.92 ± 0.12

0.76 ± 0.13

 P value²

1.46e−06

1.87e−08

6.43e−08

 Overall

10.73 ± 0.27^a

10.33 ± 0.28^a

9.27 ± 0.28^b

3.23e−03

 L-RFI (n = 8)

10.19 ± 0.34

9.49 ± 0.24

8.98 ± 0.34

 H-RFI (n = 8)

11.35 ± 0.31

11.17 ± 0.29

9.67 ± 0.43

 P value²

0.03

5.80e−04

0.23

 Overall

37.63 ± 1.61^a

36.59 ± 1.56^a

29.73 ± 1.99^b

6.30e−03

 L-RFI (n = 8)

41.25 ± 1.53

35.56 ± 2.65

29.94 ± 2.02

 H-RFI (n = 8)

33.49 ± 2.13

37.63 ± 1.77

29.44 ± 4.18

 P value²

9.90e−03

0.53

0.91

 Overall

13.02 ± 0.59^a

11.29 ± 0.29^b

NA

1.36e-02

 L-RFI (n = 8)

12.42 ± 0.80

11.15 ± 0.38

NA

 H-RFI (n = 8)

13.62 ± 0.87

11.43 ± 0.47

NA

 P value²

0.33

0.65

NA