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. 2022 Aug 20;13:108. doi: 10.1186/s40104-022-00748-6

Table 1.

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

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

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