Feb 13 (Reuters) - AGL Energy Ltd AGL.AX :
* EXPECTS UNDERLYING PROFIT AFTER TAX FOR FY ENDING 30 JUNE 2020 TO BE IN UPPER HALF OF PREVIOUSLY PROVIDED RANGE OF $780 MILLION TO $860 MILLION
* OPERATING HEADWINDS PREVIOUSLY COMMUNICATED TO MARKET EXPECTED TO REMAIN FOR H2 OF FY20 AND INTO FY21