Help with a BETA.Distribution

Hope someone can help me please!

I have a table called tblFinancialYears, with a field called [Date] with dates by Month

I have another table like this:

I am trying to create a Measure that plot the Beta.Distribution curve for each product between the individual Start and End dates.

Alpha: 3.4

Beta: 2

I would hope to get distribution curves like this:

Any ideas please?