Sept 28 (Reuters) - Agl Energy Ltd AGL.AX -
* AGL expects FY17 underlying profit to be between $720 million and $800 million.
* AGL expects year-on-year improvements to be weighted towards second half of FY17
* Expects main contributors to its FY17 underlying profit growth to be wholesale electricity margins Source text for Eikon: ID:nASX7KFbvt Further company coverage: AGL.AX