Behaviour of fattening pigs fed with liquid feed and dry feed

Table 1 Mean performance of the pigs in the two batches studied

		Dry feed	Wet feed
		(n = 302)	(n = 328)
Total turnover time of batch including washing	(days)	114	118
Mean day when reaching market weight	(days)	100	100
Weight at installation	(kg)	19.3	19.3
Carcass weight at slaughter	(kg)	85.9	85.4
Meat percentage of carcass	(%)	57.6	57.0
Estimated liv weight at slaughter^a	(kg)	115.1^a	114.3^a
Weight gained during rearing		95.8	95.0
True daily weight gain (100 days)^b	(g per day)	958^b	950^b
Economic daily weight gain (114 and 118 days)^c	(g per day)	840^c	806^c
Feed consumed per pig	(MJ)	3595	3892
Feed conversion	(MJ per kg)	32.8	34.8

^aMean carcass weight × 1.34
^bMean weight gain / mean age when slaughtered
^cMean weight gain / total turnover time including washing and empty period prior to next batch

ISSN: 2055-5660