Entergy Corp. said Thursday it expects a first-quarter loss of 87 cents per share due to one-time charges related to its Vermont Yankee nuclear power plant and its plan to spin off its transmission system.

The utility also updated its 2012 per-share earnings guidance to a range of $4.85 to $5.65. Entergy had forecast earnings of $5.40 to $6.20 per share.

Stock analysts surveyed by Thomson-Reuters had forecast first-quarter earnings of $1.14 per share.