You have a great plan for your Bitcoin investment and thanks for sharing a sheet of your investment too.

I can contribute two websites for Dollar Cost Averaging that is certainly good for investment especially investment in Bitcoin.
https://dcabtc.com/
https://costavg.com/ . I introduced it in Dollar Cost Averaging with costavg.com include exchange fee.

DCA is usable for taking profit and it is guided in (SSS) - A Sane and Simple bitcoin Savings plan.