First problem is that the reserve pension won't give you 50% or 40% of your base pay, because you won't have 7200 points. You'll have somewhere around 5,000, so your pension will be around 34% or 27% of your base pay.
As to your main question, you'll just have to model all of your assumptions in Excel.
PV, FV, N, etc.
https://www.tvmcalcs.com/index.php/calculators/excel_tvm_functions/excel_tvm_functions_page1
Don't forget to model healthcare expenses in your comparisons. Tricare at 60 is nice; make sure you have some plan between 38 and 60.