Chorus (NZE:CNU, ASX:CNU) said it expects to retire copper and transition to an all-fiber business, with 80% of new homes activating fiber by fiscal 2030, according to a Wednesday filing with the Australian and New Zealand bourses.

It expects net proceeds from its copper recovery program to be in the range of NZ$30 million to NZ$50 million over the next seven years, the filing said.