** Shares of utility Entergy ETR.N rise 6.8% to $110.05
** Company's Louisiana unit says Meta Platforms META.O will pay full-service costs for the planned hyperscale data center in Richland Parish under an additional agreement
** ETR expects the agreement to deliver ~$2 billion in savings to Entergy's Louisiana customers over 20 years, in addition to $650 million previously announced
** Company also plans to carry out a major build-out of generation, transmission and storage infrastructure, paid for by Meta, to support the project
** Including session's moves, stock up 18.6% YTD
(Reporting by Pooja Menon in Bengaluru)
((Pooja.Menon@thomsonreuters.com;))