Beach revealed Wednesday it anticipated to book between A$450 million and A$650 million (US$316.8 million and US$457.6 million) in pre-tax impairment charges for the six months to 31 December.
The expected impairments come as the company carries out a review of asset carrying values amid low oil prices and lower short and long term oil price forecasts.
Beach said the impairments predominantly related to non-operated Cooper basin oil and gas assets.
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