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Table 1 Fifteen selected wavenumbers (wvn) from fifteen positively correlated wavenumber blocks (see Fig. 1), the chemical bond (CB) with which the selected wavenumber interacts, heritability of the selected wavenumber, total number of QTL for the selected wavenumber, number of QTL unique for the selected wavenumber, and chromosomes on which QTL were located

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

Danish Holstein

Block

Wvn (cm− 1)

CBa

h2

# QTL

# Unique QTL

BTA

 1

2988

C-H

0.14

5

5, 14, 17, 20, 21

 2

2872

C-H

0.25

2

5, 14

 5

1966

Unknown

0.16

3

5, 14, 21

 6

1735

C=O

0.21

3

5, 14, 17

 7

1696

C=O

0.18

2

5, 14

 8

1604

N-H

0.20

4

5, 14, 17, 20

 9

1557

N-H

0.18

3

6, 14, 20

 10

1500

CO-N

0.12

3

5, 6, 14

 11

1449

Alkanes

0.26

6

1

6, 11, 13, 14, 19, 29

 12

1295

-OH

0.11

5

14, 19, 20, 21, 29

 13

1226

C-O

0.26

5

3, 5, 11, 14, 29

 14

1180

C-O

0.24

3

5, 14, 17

 15

1114

C-O

0.28

7

3, 11, 14, 19, 25, 28, 29

 16

1060

C-O

0.20

5

3, 14, 19, 21, 29

 17

975

C-O

0.17

3

5, 14, 21

Danish Jersey

Block

Wvn (cm−1)

CB

h2

# QTL

# Unique QTL

BTA

 1

2988

C-H

0.12

10

1

1, 5, 6, 11, 14, 19, 20, 23, 27, 29

 2

2872

C-H

0.22

16

1, 5, 6, 8, 9, 11, 12, 14, 16, 17, 18, 19, 20, 21, 24, 25

 5

1966

Unknown

0.15

12

1

3, 5, 6, 9, 11, 12, 14, 16, 19, 20, 21, 22

 6

1735

C=O

0.18

6

5, 11, 12, 14, 19, 20

 7

1696

C=O

0.15

12

3, 5, 6, 9, 11, 12, 14, 16, 19, 20, 21, 22

 8

1604

N-H

0.12

19

4

1, 2, 3, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16, 19, 20, 22, 23, 24

 9

1557

N-H

0.15

12

4

1, 2, 3, 5, 6, 7, 11, 13, 16, 18, 20, 29

 10

1500

CO-N

0.06

12

2

6, 10, 11, 12, 14, 16, 17, 20, 21, 23, 24, 29

 11

1449

Alkanes

0.25

12

3, 5, 6, 11, 12, 14, 16, 18, 19, 20, 21, 25

 12

1299

-OH

0.07

10

1

1, 5, 6, 14, 16, 18, 19, 23, 27, 28

 13

1226

C-O

0.20

17

1

1, 5, 6, 8, 9, 11, 12, 14, 16, 17, 18, 19, 20, 21, 22, 25, 28

 14

1183

C-O

0.20

17

1

1, 5, 6, 8, 9, 11, 12, 14, 16, 17, 18, 19, 20, 21, 22, 25

 15

1114

C-O

0.20

14

4

1, 2, 4, 5, 6, 7, 10, 14, 16, 17, 18, 19, 25, 28

 16

1056

C-O

0.19

4

1, 14, 16, 19

 17

979

C-O

0.19

9

3, 5, 9, 11, 12, 14, 16, 19, 20

  1. Boldface chromosomes are those where unique QTL were observed
  2. aWilliams and Fleming, 1980 [2]