Table 21.

Top 5 welfare consequences for kits per system (from probabilistic values as above)

Conventional			Elevated pens		Enriched cages		Floor		Organic		Outdoor
Rank	Welfare consequence	Welfare score	Welfare consequence	Welfare score	Welfare consequence	Welfare score	Welfare consequence	Welfare score	Welfare consequence	Welfare score	Welfare consequence	Welfare score
1	Inability to express gnawing behaviour	0.22	Inability to express gnawing behaviour	0.30	Inability to express gnawing behaviour	0.36	Prolonged hunger	0.31	Prolonged hunger	0.23	Heat stress	0.45
2	Resting problem	0.08	Prolonged hunger	0.14	Restriction of Movement	0.24	Prolonged thirst	0.18	Cold stress	0.21	Prolonged hunger	0.32
3	Heat stress	0.07	Neonatal disorder	0.06	Skin Disorder	0.13	Neonatal disorder	0.16	Heat stress	0.19	Neonatal disorder	0.29
4	Prolonged hunger	0.06	Fear	0.03	Heat stress	0.04	Gastro intestinal disorder	0.09	Gastrointestinal disorder	0.09	Cold stress	0.28
5	Restriction of movement	0.05	Skin disorder	0.03	Respiratory disorder	0.04	Cold stress	0.07	Neonatal disorders	0.09	Gastrointestinal disorder	0.25