Table 1 Descriptive statistics for mean running traits measured in the maternal (G₁) population

Revolutions

Average speed

~4 weeks of age

30

2,066

869

171-3,787

~4 weeks of age

28

8.6

1.4

5.8-11.3

~5 weeks of age

30

5,103

1,831

2,142-10,019

~5 weeks of age

30

13.0

2.6

8.1-21.1

~6 weeks of age

30

6,903

2,101

3,263-11,670

~6 weeks of age

30

15.4

3.9

8.7-27.4

~7 weeks of age

30

8,588

3,210

2,618-17,332

~7 weeks of age

29

17.2

5.0

8.1-33.7

~8 weeks of age

30

9,360

3,251

3,653-15,774

~8 weeks of age

30

18.1

4.8

9.0-31.6

Mating^b

15

8,505

2,580

1,899-11,406

Mating^b

15

13.5

2.6

6.9-15.8

Gestation^c

14

4,079

1,085

3,021-7,119

Gestation^c

14

10.0

2.6

6.3-15.6

Time

Maximum speed

~4 weeks of age

30

221

82

35-329

~4 weeks of age

30

17.1

3.1

6.7-23.7

~5 weeks of age

30

375

100

159-557

~5 weeks of age

30

25.1

4.5

18.4-38.8

~6 weeks of age

30

440

89

253-633

~6 weeks of age

30

28.9

6.1

20.2-46.6

~7 weeks of age

30

476

104

173-696

~7 weeks of age

30

31.5

7.1

21.4-52.9

~8 weeks of age

30

506

94

279-696

~8 weeks of age

30

33.6

7.2

22.9-51.9

Mating^b

15

590

159

158-793

Mating^b

15

28.7

3.5

19.4-33.2

Gestation^c

14

404

76

291-516

Gestation^c

14

27.5

3.4

23.7-36.0