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Table 1 Descriptive statistics of phenotypic records and environmental variables used in the analyses

From: Weighted single-step GWAS and RNA sequencing reveals key candidate genes associated with physiological indicators of heat stress in Holstein cattle

Variable

NR

NC

Minimum

Maximum

Median

Mean

SD

Parity

74,041

15,304

1

10

2

2.19

1.37

Days in milk

74,041

15,304

1

921

188

194.8

126.31

Rectal temperature, °C

69,837

15,170

37.1

40.8

38.8

38.94

0.6

Respiration rate score

40,760

10,865

1

3

2

1.68

0.73

Drooling score

40,889

10,919

1

3

1

1.49

0.64

THI

74,041

15,304

70.5

90.2

81

80.75

3.67

  1. NR number of records, NC number of cows, SD standard deviation, THI Temperature-humidity index