(2)
The product of—
(A)
the level percentage of basic pay and of compensation (paid pursuant to section
206 of title
37) determined using all the methods and assumptions approved for the most recent (as of the first day of the current fiscal year) actuarial valuation under section
1465
(c)(1)(B) of this title (except that any statutory change in the military retirement and survivor benefit systems that is effective after the date of that valuation and on or before the first day of the current fiscal year shall be used in such determination); and
(B)
the total amount of basic pay and of compensation (paid pursuant to section
206 of title
37) accrued for that month by members of the Selected Reserve of the armed forces (other than the Coast Guard) for service not otherwise described in paragraph (1)(B).
Amounts paid into the Fund under this subsection shall be paid from funds available for the pay of members of the armed forces under the jurisdiction of the Secretary of a military department.