Case studies

A thermal energy audit of South Island MDF producer Dongwha Patinna identified seven energy management opportunities, and a buyer for excess fuel produced onsite - which together could be worth up to $288,000 a year.

By adopting a suite of solutions to cut their per-kilometre fuel use, this company has improved its margins without the need for dramatic increases in cartage prices - and it has reduced emissions as well.

The key ways Winstone Aggregates achieved the savings was through reducing idling time, having covers on trucks at all times, reducing vehicle speed, tyre management and travel planning and management.