May 19 (Reuters) - Origin Energy Ltd ORG.AX :
* Origin lifts asset divestments to $1 billion
* Enters into agreement with Jemena Gas Pipelines Holdings Pty Ltd for sale of Darling Downs pipeline network for $392 million
* Net proceeds of divestment will be used to reduce debt
* On track to achieve target of adjusted net debt of below $9 billion by 30 June 2017
* Continue to make progress on divestment of Origin's conventional upstream business, lattice energy, during calendar 2017
* Origin CEO Frank Calabria said sale of Darling Downs pipeline network, represents a 16.9X FY2018 EBITDA multiple to Origin Source text for Eikon: Further company coverage: ORG.AX