How much should I save at the beginning of every month for retirement? I want to provide myself with increasing income starting at age 60 lasting to age 95, replacing 100% of my current income.

Assumptions:

Current age 30

Inflation 2.5%

Projected return before retirement 8%

Projected return after retirement 6%

Current income $50,000

Estimated Social Security $20,000

Wage Replacement Ratio 100%

Current Retirement Accounts $10,000