Formulas in column J needs to include addition of column I to be on a consistent basis (or alternatively could just use columns AG and AH from the [Financial Structure Input] tab. The dotted green line should be much higher than it is (450m).
I made this change - but maybe the chart is now not making so much sense. I also changed the majority of the calcs to be much simpler, referencing the top row of the table, rather than full calc in every row (processing reduction)