With nothing more certain than taxes*, arent you interesting in seeing how much you actually get in your wallet once alls said in done?
Well, this handy calculator takes your before-tax package and the makes allowances for income tax, KiwiSaver, independent earners credit & the rest to give you an answer by year, month, week, day and hour!
It looks pretty too.
* surely we cant be too far off the whole solving death thing?!