Contact issues Australian $400m Green Medium Term Notes

3 June 2025 Contact issues Australian $400m Green Medium Term Notes Contact Energy Limited (Contact) has today completed an issue of A$400 million fixed rate green medium term notes under its wholesale Australian Medium Term Note (AMTN) programme. The notes carry a fixed coupon of 5.414% (with an issue margin to benchmark of 157 basis points) per annum and mature on 3 December 2031. The proceeds from the new notes will be used by Contact for investment in green assets in accordance with its Sustainable Finance Framework. The issuance was well subscribed and met Contact’s objective of maintaining diversity in its debt investor base. The transaction was open to institutional investors only and has been rated BBB by S&P Global Ratings. Australia and New Zealand Banking Group Limited, National Australia Bank Limited and Westpac Banking Corporation acted as joint lead managers on the transaction. - ends - Investor enquiries Shelley Hollingsworth Investor Relations and Strategy Manager +64 27 227 2429 investor.centre@contactenergy.co.nz Media enquiries Louise Wright Head of Communications and Reputation +64 21 840 313 media@contactenergy.co.nz