Within Financial Plan the additional operating profit is calculated by adding together the increase in operating profit from the improvement in the following 5 levers of success:
Gross profit %
Any profit improvement in efficiencies and productivity from Revenue per Employee has not been included. You will need to establish how this profit improvement is to be included within the financial plan ie. additional reduction in salaries, additional reduced costs and additional increase in revenue.
Obviously, cash days, do not affect the profit.