Effect of supplementation with n-3 polyunsaturated fatty acids and/or β-glucans on performance, feeding behaviour and immune status of Holstein Friesian bull calves during the pre- and post-weaning periods

Table 4 Effect of fish oil and β-glucans supplementation in calf milk replacer on feeding behaviour

No. of visits per day where:	Fish Oil (FO)			β-Glucans (GL)			Period (P) relative to weaning			P-value^a
No. of visits per day where:	–	+	SED	–	+	SED	Pre	Post	SED	FO	GL	P	FO×GL	FO×P	GL×P	FO×GL×P
Milk consumed	3.45	3.62	0.164	3.50	3.57	0.164	–	–	–	0.29	0.68	–	ns	–	–	–
Milk not consumed	11.85	11.66	1.102	13.08	10.44	1.103	–	–	–	0.87	0.02	–	ns	–	–	–
Drinking rate, L/min	1.09	1.21	0.053	1.15	1.15	0.053	–	–	–	0.02	0.85	–	ns	–	–	–
Visits where concentrate was consumed, visits/d	19.38	20.42	1.798	21.61	18.20	1.798	20.84	18.97	0.638	0.29	0.056	0.003	0.071	<.0001	ns	<.0001
Time in concentrate feeder, min/d	55.40	51.45	2.894	56.99	49.86	2.893	39.56	67.29	1.091	0.17	0.014	<.0001	ns	<.0001	ns	ns

ISSN: 2049-1891