A system for administering an insurance account includes a processor; a memory in communication with the processor; the processor being adapted to: access data indicative of a value of an index calculated based on a formula including as factors prices of individual equity securities; access data indicative of dividend yield; access data indicative of an asset value of an insurance account having a value based on the index; determine an updated asset value of the insurance account based on change in the index and on the dividend amount paid; store the determined updated asset value in the memory; and provide an output signal indicative of the determined updated asset value.