Weights                       Cost
0.001kg - 0.500kg        £3.50
0.501kg - 1kg               £5.50
1.001kg - 2kg               £8.00
2.001kg - 25kg             £11.50
25.01kg - 35kg           £18.00
35.01kg - 50kg           £30.00
50.01kg +                   £40.00

Highlands and islands extra, overseas extra.
April 2011 version.