#$%^&*AU2014274616B220161006.pdf#####7 ABSTRACT A rotary milking platform has: a) a deck 1 suitable for supporting cows for milking 5 b) an I beam 2 arranged to support the deck 1 and c) a plurality of rollers 4 arranged to take at least a substantial amount of the weight of the beam 2 as it moves in a generally rotary fashion characterised in that each roller 4 is adapted to automatically orient itself to distribute the weight of the beam 2 generally evenly over the roller 4 to avoid or substantially 10 reduce point loading between the beam 2 and the roller 4 in the event that a least part of the beam 2 is not level.