Table 3.

Results from the mixed effects model (Eq. 4) to predict daily rumination time (minutes) from parity-trial group and days in milk (DIM) using data from a long-term randomised controlled trial to evaluate the impact of living space on housed dairy cows.

Model outcome: daily rumination time (min)
Fixed effects	Estimates	CI	P
(Intercept)	462.9	449.2 to 476.7
DIM	− 0.039	− 0.056 to − 0.022	< 0.001
Primiparous, control space	(reference)
Primiparous, high space	13.05	− 6.44 to 32.53	0.189
Multiparous, control space	16.08	− 3.53 to 35.69	0.108
Multiparous, high space	32.26	12.65 to 51.87	0.001
DIM * Primiparous, high space	− 0.10	− 0.13 to − 0.08	< 0.001
DIM * Multiparous, control space	− 0.18	− 0.20 to − 0.15	< 0.001
DIM * Multiparous, high space	− 0.17	− 0.19 to − 0.14	< 0.001

Significant values are in [bold].