Paragraph 30 Group housing

the total unobstructed floor area available to each gilt after service and to each sow when such gilts or sows are kept in groups must be at least 1.64m² and 2.25m² respectively;

when gilts after service or sows are kept in groups of fewer than 6 individuals the unobstructed floor area must be increased by 10%;

when gilts after service or sows are kept in groups of 40 or more individuals the unobstructed floor area may be decreased by 10%.