Oct 28 (Reuters) - Beach Energy Ltd BPT.AX :
* Q1 FY20 PRODUCTION OF 6.55 MMBOE IS 6% BELOW PRIOR QUARTER
* QTRLY SALES REVENUE $438 MILLION VERSUS $514 MILLION
* QTRLY SALES VOLUME 6.76 MMBOE VERSUS 8.26 MMBOE
* ALL FY20 GUIDANCE REMAINS UNCHANGED