Table 3 QTLs located in close distance to the most significant single nucleotide polymorphisms (SNPs) associated with milk yield, milk protein, milk fat, and somatic cell count traits in Holstein cows.

From: Identification of candidate gene networks affecting the number of somatic cells count and milk production in Iranian Holstein cows using Genome-wide association study

Trait

SNP name

CHR

SNP position

P-VALUE

QTL trait

QTL symbol

Milk fat percentage

26:41,368,775

26

41,368,775

1.76E-11

Milk decenoic acid content

MFA-C10:1

     

Milk capric acid content

MFA-C10:0

     

Milk myristoleic acid content

MFA-C14:1

     

Milk palmitoleic acid content

MFA-C16:1

     

Milk lauroleic acid content

MFA-C12:1

     

Milk myristic acid content

MFA-C14:0

     

Milk palmitic acid content

MFA-C16:0

     

Milk protein yield

PY

 

21:5,475,347, 21:5,479,335, 21:5,525,195, 21:5,526,942, 21:5,540,218, 21:5,540,346

21

5,475,347, 5,479,335, 5,525,195, 5,526,942, 5,540,218, 5,540,346

7.01E + 00

Milk yield

MY

     

Yield grade

YGRADE

     

Dry matter intake

DMI

     

Residual feed intake

RFI

 

7:38,978,819, 7:38,980,158, 7:38,981,963, 7:38,984,445, 7:38,985,659, 7:38,987,723, 7:38,990,526, 7:38,991,222, 7:38,991,958, 7:38,993,562, 7:38,993,821

7

38,978,819, 38,980,158, 38,981,963, 38,984,445, 38,985,659, 38,987,723, 38,990,526, 38,991,222, 38,991,958, 38,993,562, 38,993,821

2.77E-09

Milk yield

MY

     

Milk yield

MY

Milk yield

2:117,632,966, 2:117,637,569, 2:117,637,984, 2:117,638,771, 2:117,639,209, 2:117,639,828

2

117,632,966, 117,637,569, 117,637,984, 117,638,771, 117,639,209, 117,639,828

6.83E-17

Bovine tuberculosis susceptibility

BTBS

     

Finishing precocity

FPREC

 

5:46,840,004

5

46,840,004

6.82E-13

Dairy form

DYF

     

Fat thickness at the 12th rib

FATTH

     

Milk fat yield

FY

     

Meat color

MCOL

     

Somatic cell score

SCS

 

24:42,643,763

24

42,643,763

4.26E-11

Bovine respiratory disease susceptibility

BRDS

 

5:19,359,629, 5:20,921,649, 5:20,921,665, 5:20,921,677, 5:20,921,700, 5:44,942,617, 5:44,947,513, 5:44,951,534

5

19,359,629, 20,921,649, 20,921,665, 20,921,677, 20,921,700, 44,942,617, 44,947,513, 44,951,534

6.48E-11

Bovine tuberculosis susceptibility

BTBS

     

Somatic cell score

SCS

 

28:41,367,174

28

41,367,174

6.44E-10

Milk yield

MY

     

Milk protein yield

PY

     

Body weight

BW

 

5:46,838,261, 5:46,838,390, 5:46,838,804, 5:46,839,211, 5:46,839,353, 5:46,839,934, 5:46,840,326, 5:46,841,649, 5:46,842,287, 5:46,842,319, 5:46,842,326, 5:46,842,578, 5:46,842,854, 5:46,842,993, 5:46,843,126, 5:46,843,234, 5:46,843,605, 5:46,844,536, 5:46,844,617, 5:46,844,880, 5:46,844,905

5

46,838,261, 46,838,390, 46,838,804, 46,839,211, 46,839,353, 46,839,934, 46,840,326, 46,841,649, 46,842,287, 46,842,319, 46,842,326, 46,842,578, 46,842,854, 46,842,993, 46,843,126, 46,843,234, 46,843,605, 46,844,536, 46,844,617, 46,844,880, 46,844,905

8.01E-10

Fat percentage

FATP

     

Fat thickness at the 12th rib

FATTH

     

Milk fat yield

FY

     

Intramuscular fat

IMF

     

Tenderness score

TEND

 

2:117,634,155, 2:117,609,575, 2:117,612,785, 2:117,613,536, 2:117,614,046, 2:117,617,324, 2:117,618,341, 2:117,618,551, 2:117,623,366, 2:117,624,136, 2:117,624,277, 2:117,630,474, 2:117,630,564

2

117,634,155, 117,609,575, 117,612,785, 117,613,536, 117,614,046, 117,617,324, 117,618,341, 117,618,551, 117,623,366, 117,624,136, 117,624,277, 117,630,474, 117,630,564

2.82E + 01

Bovine tuberculosis susceptibility

BTBS

     

Clinical mastitis

CM

     

Finishing precocity

FPREC

 

24:33,558,520

24

33,558,520

4.55E-09

Feed conversion ratio

FCR

     

Milk fat yield

FY

     

Milk protein yield

PY

 

17:63,264,129

17

63,264,129

5.04E-09

Age at first calving

AGEFC

     

Age at puberty

PUBAGE

somatic cell count

17:27,352,308

17

27,352,308

9.40E-14

Foot angle

FANG

     

Milk fat percentage

FP

     

Milk capric acid content

MFA-C10:0

     

Milk caproic acid content

MFA-C6:0

     

Milk caprylic acid content

MFA-C8:0

     

Udder cleft

UC

 

2:136,324,570

2

136,324,570

2.90E-09

Body weight

BW

     

Calving ease

CALEASE

     

Number of embryos

EMBN

 

17:27,934,174, 17:27,934,711, 17:27,935,175, 17:27,935,578. 17:27,935,936, 17:27,937,114. 17:27,937,682, 17:27,937,911, 17:27,939,074, 17:27,939,227, 17:27,940,869, 17:27,941,000, 17:27,941,865, 17:27,942,749, 17:27,943,061, 17:27,944,056, 17:27,945,023, 17:27,945,729, 17:27,945,870 , 17:27,946,069 , 17:27,946,873, 17:27,947,078, 17:27,947,831, 17:27,948,286, 17:27,948,458, 17:27,949,222, 17:27,950,485, 17:27,951,279, 17:27,951,312, 17:27,951,379, 17:27,952,082, 17:27,952,115, 17:27,952,181, 17:27,952,231, 17:27,952,427, 17:27,952,527, 17:27,954,753

17

27,934,174, 27,934,711, 27,935,175, 27,935,578. 27,935,936, 27,937,114. 27,937,682, 27,937,911, 27,939,074, 27,939,227, 27,940,869, 27,941,000, 27,941,865, 27,942,749, 27,943,061, 27,944,056, 27,945,023, 27,945,729, 27,945,870 , 27,946,069 , 27,946,873, 27,947,078, 27,947,831, 27,948,286, 27,948,458, 27,949,222, 27,950,485, 27,951,279, 27,951,312, 27,951,379, 27,952,082, 27,952,115, 27,952,181, 27,952,231, 27,952,427, 27,952,527, 27,954,753

3.20E-09

Body weight

BW

     

Milk yield

MY

     

Milk protein percentage

PP

     

Milk protein yield persistency

PPER

     

Somatic cell score

SCS

 

21:65,800,662, 21:65,801,072, 21:65,800,729

21

65,800,662, 65,801,072, 65,800,729

3.32E-09

Cystic ovaries

CYSOV

 

17:28,549,748, 17:28,554,363, 17:28,557,080

17

28,549,748, 28,554,363, 28,557,080

8.84E-09

Body weight

BW

     

Calving ease

CALEASE

     

Infectious bovine keratoconjunctivitis susceptibility

IBK

     

Milk yield

MY

     

Milk protein percentage

PP

     

Milk protein yield persistency

PPER

     

Somatic cell score

SCS

Milk Protein percentage

26:41,368,775

26

41,368,775

9.05E-11

Milk protein yield

PY

 

21:5,475,347, 21:5,479,335, 21:5,525,195, 21:5,526,942, 21:5,540,218, 21:5,540,346

21

5,475,347, 5,479,335, 5,525,195, 5,526,942, 5,540,218, 5,540,346

9.36E-10

Milk yield

MY

 

7:38,978,819, 7:38,980,158, 7:38,981,963, 7:38,984,445, 7:38,985,659, 7:38,987,723, 7:38,990,526, 7:38,991,222, 7:38,991,958, 7:38,993,562, 7:38,993,821

7

38,978,819, 38,980,158, 38,981,963, 38,984,445, 38,985,659, 38,987,723, 38,990,526, 38,991,222, 38,991,958, 38,993,562, 38,993,821

5.74E-09

Milk yield

MY

     

Muscularity

MUSC

 

22:56,353,359

22

56,353,359

5.81E-08

Milk yield

MY

     

Feed conversion ratio

FCR

     

Mean corpuscular volume

MCV

 

21:18,622,875, 21:18,664,428, 21:18,667,244

21

18,622,875, 18,664,428, 18,667,244

8.79E-08

Body weight

BW

     

Average daily gain

ADG

     

Infectious bovine keratoconjunctivitis susceptibility

IBK

Back to article page