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Table 3 Number of QTL per chromosome observed for Danish Holstein (DH) and Danish Jersey (DJ), for wavenumbers which interact with different chemical bonds. Overlap (ol) indicates number of overlapping QTL between the two breeds

From: Genome-wide association study on Fourier transform infrared milk spectra for two Danish dairy cattle breeds

 

Total

Wavenumbers interacting witha

Alkanes

C-O

CO-N

N-H

C=O

C-H

-OH

CHR

DH

DJ

ola

DH

DJ

ol

DH

DJ

ol

DH

DJ

ol

DH

DJ

ol

DH

DJ

ol

DH

DJ

ol

DH

DJ

ol

1

–

5

–

–

–

–

–

2

–

–

–

–

–

2

–

–

–

–

–

2

–

–

1

–

2

–

3

–

–

–

–

–

1

–

–

–

–

–

2

–

–

–

–

–

–

–

–

–

–

3

1

4

–

–

1

–

1

1

–

–

–

–

–

2

–

–

1

–

–

–

–

–

–

–

4

–

1

–

–

–

–

–

1

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

5

2

8

2

–

1

–

1

3

1

1

–

–

1

2

–

1

2

–

1

2

–

–

1

–

6

2

3

2

1

1

1

–

3

–

1

1

1

1

1

1

–

1

–

–

2

–

–

1

–

7

–

3

–

–

–

–

–

1

–

–

–

–

–

2

–

–

–

–

–

–

–

–

–

–

8

–

2

–

–

–

–

–

2

–

–

–

–

–

1

–

–

–

–

–

1

–

–

–

–

9

–

2

–

–

–

–

–

2

–

–

–

–

–

1

–

–

1

–

–

1

–

–

–

–

10

–

3

–

–

–

–

–

1

–

–

1

–

–

1

–

–

–

–

–

–

–

–

–

–

11

1

4

–

1

1

–

1

2

–

–

1

–

–

1

–

–

2

–

–

2

–

–

–

–

12

–

4

–

–

1

–

–

2

–

–

1

–

–

1

–

–

2

–

–

1

–

–

–

–

13

1

1

–

1

–

–

–

–

–

–

–

–

–

1

–

–

–

–

–

–

–

–

–

–

14

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

15

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

16

–

8

–

–

1

–

–

5

–

–

1

–

–

2

–

–

1

–

–

1

–

–

1

–

17

1

4

–

–

–

–

1

3

–

–

1

–

1

–

–

1

–

–

1

1

–

–

–

–

18

–

5

–

–

1

–

–

3

–

–

–

–

–

1

–

–

–

–

–

1

–

–

1

–

19

3

6

1

1

1

1

1

3

–

–

–

–

–

1

–

–

1

–

–

2

–

1

1

–

20

3

4

3

–

1

–

–

1

–

–

1

–

2

3

2

–

1

–

1

1

–

1

–

–

21

2

3

1

–

1

–

2

1

–

–

1

–

–

–

–

–

1

–

1

1

–

1

–

–

22

–

3

–

–

–

–

–

1

–

–

–

–

–

1

–

–

1

–

–

–

–

–

–

–

23

–

3

–

–

–

–

–

–

–

–

1

–

–

1

–

–

–

–

–

1

–

–

1

–

24

–

3

–

–

–

–

–

–

–

–

1

–

–

1

–

–

–

–

–

1

–

–

–

–

25

1

3

2

–

1

–

1

2

2

–

–

–

–

–

–

–

–

–

–

1

–

–

–

–

26

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

27

–

2

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

1

–

–

1

–

28

1

2

–

–

–

–

1

2

–

–

–

–

–

–

–

–

–

–

–

–

–

–

1

–

29

1

1

–

1

–

–

1

–

–

–

1

–

–

1

–

–

–

–

–

1

–

1

–

–

Total

20

91

11

6

12

3

11

43

4

3

12

2

6

29

4

3

15

1

5

24

1

5

10

1

  1. aAlkanes 1449 cm−1; C-O 1226–975 cm−1; CO-N: 1500 cm−1; N-H: 1604–1557 cm−1; C=O: 1735–1696 cm−1; C-H: 2988–2872 cm−1; −OH: 1299–1295 cm−1