Aug 16 (Reuters) - Origin Energy Ltd ORG.AX :
* FY2018 earnings is expected to be driven by growth in both energy markets and integrated gas
* FY energy markets EBITDA is expected to increase to $1.70 - $1.80 billion
* Full year production from Lattice Energy is expected to be in range of 76-86 PJE
* FY capital expenditure (excluding lattice energy) is expected to be $360 - $420 million including investment in future energy
* FY adjusted net debt is expected to be below $7 billion reflecting lattice energy divestment