N.Y. Comp. Codes R. & Regs. tit. 1, § 43.6
(e) Each milk dealer's percentage (pro rata) share of the balance in the producers security fund to be computed by the commissioner at the close of each calendar quarter shall be his total net payments to date less any rebates or other cash credits he has received from the fund divided by the total of such payments less rebates and cash credits of all dealers participating in the fund at the close of such calendar quarter; provided that: