Normally I don't post into such debates but I feel that it is necessary in this case
DEFRA have no 'professional' rabbit catchers on their staff, in their research labs, or in their press department. How they can dictate the efficiency of a snare or trap is way beyond the realms of common logic. Perhaps like common business practises, they have swayed to public opinion or for those prepared to line their pockets as so often happens in Governed sub-departments?
The fact that certain traps are still on the Humane (?) Traps approval order as legal for use in the UK against pest species,