According to some embodiments, a method may include providing a periodical index customized for a subscriber. The method may comprise, for example, determining first data corresponding to content of at least one issue of a periodical, determining customized index data, in which the customized index data is based on the first data and at least one preference associated with a subscriber to the periodical, and outputting a customized index for the subscriber, the customized index including the customized index data, in which the customized index is separate from the content of the at least one issue.