Annual reports show NSW renewable company’s CEO opted out of cash bonus, while CSIRO’s chief received an extra $200,000

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Executives at the troubled Snowy Hydro company collectively banked bonuses worth a combined $751,925 in the last financial year, despite its renewable energy project blowing out to 12 times its original cost.

But Guardian Australia can reveal chief executive, Dennis Barnes, who has a base salary of $1,845,126, opted not to accept the extra cash.