Prediction of lameness using automatically recorded activity, behavior and production data in post-parturient Irish dairy cows

Table 2 Mean, median and standard deviations per MooMonitor+ behavioral metric, milk yield and live weight for sound and unsound labelled cows in the merged data set (3799 recordings; 1979 sound and 1820 unsound)

Variable (min/hour/day)	Group	N	Mean	Median	Sd
Rumination	Sound	1979	20.55	20.66	4.06
Rumination	Unsound	1820	20.44	20.55	4.21
Resting	Sound	1979	15.81	15.36	4.94
Resting	Unsound	1820	16.99	16.31	5.46
Feeding	Sound	1979	19.27	20.72	6.26
Feeding	Unsound	1820	18.18	19.26	6.44
Activity^a
Low	Sound	1979	2.46	1.64	2.22
Low	Unsound	1820	2.32	1.78	1.72
Medium	Sound	1979	1.53	1.27	1.35
Medium	Unsound	1820	1.62	1.31	1.52
High	Sound	1979	0.38	0.21	0.86
High	Unsound	1820	0.46	0.20	1.08
Milk yield	Sound	1979	24.39	23.85	8.29
Milk yield	Unsound	1820	27.81	28.00	9.84
Live weight	Sound	1979	620.61	618.5	76.1
Live weight	Unsound	1820	683.45	681.5	76.68

^aThe activity data from the accelerometer consisted of 3 levels (low, medium, high), based on a commercial algorithm designed for grazing dairy cow systems

ISSN: 2046-0481