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. 2020 Mar 20;99(5):2375–2384. doi: 10.1016/j.psj.2020.01.013

Table 1.

Summary of phenotypic values for the traits measured.

Categories All (n = 5,594)
Mean SD1 Min Max
General traits
 Average body weight at day 21, kg 1.26 0.19 0.90 1.69
 Average body weight at day 42, kg 3.32 0.22 2.90 4.25
 Body weight gain, kg 2.06 0.24 1.24 2.94
 Daily body weight gain, kg/D 0.10 0.01 0.07 0.15
 Feed intake, kg 5.36 0.65 3.14 7.26
 Residual feed intake, kg 0.00 0.46 −1.68 1.41
 Feed conversion ratio 2.61 0.24 1.80 3.29
Feeding behavior traits
 Total feeding time, min 220.41 48.40 103.58 481.63
 Daily feed intake, kg/D 0.28 0.03 0.17 0.37
 Meal feed intake, g 35.10 6.96 18.79 68.77
 Visit duration, s 71.70 17.56 33.58 175.48
 Meal duration, s 84.86 22.32 37.74 226.85
 Average interval between meals, min 179.27 36.20 91.90 360.93
 Daily feeding rate, g/min 25.67 5.18 11.65 48.19
 Number of meals per day 9.59 2.03 4.24 21.24
 Number of visits per day 8.10 1.55 3.81 15.17
1

SD, standard deviation.