Behaviour of dairy cows kept in extensive (loose housing/pasture) or intensive (tie stall) environments I. Experimental procedure, facilities, time budgets - diurnal and seasonal conditions. (1992)

Krohn, C. C., Munksgaard, L., Jonasen, B.

Abstract

Twelve dairy cows were placed in a stimuli-rich environment, a 'dairy cow park', for 2.5 years. .. During summer the cows spent 17.2 h outdoors each day, mostly at pasture. .. During summer, the cows walked 2.5 km daily and spent most of the nights at pasture.