Off the top of my head,
Fixed Costs
Insurance £23,000
Hangar £14000 (depends where)
Crew (inc recurrency and initial) £46,000
Variables£280 fuel
£70 Eurocontrol
£17 snags
£105 engines
£69 Airframe and avionics
Annual budget of £50k for 200 Landings / Handlings
Overall approx £235,000 all inc for 300 hours / 200 landings
Add hotels and finance / ROCE, take off depreciation.
Phil