From: A comparison of unheated loose housing with stables on the respiratory health of weaned-foals in cold winter conditions: an observational field-study
Breed
n
Age/days
Loose housing
Stable
Colt
Filly
Standardbred
42
190 (148–232)
26
16
22
20
Finnhorse
18
179 (151–213)
10
8
9