You're also forgetting the £3.50 (approx) per hour Flight Duty Allowance. (Based on duty hours)
The £8.97 figure is duty rig which is based on flight hours and is factored for 'unsociable' hours. (x1.8 for the worst hours)
Both of these can make a sizeable part of your income.
Last edited by Kakpipe Cosmonaut; 19th Aug 2014 at 14:15.