Shares in NZX Limited have taken a hit on the company’s own exchange today after it slashed $19.9 million from the expected sale proceeds of its carbon trading business.

At 3pm NZX shares were down 13c at $2.05, a fall of 6%, on mild volume.

Late on Friday, after the market closed, NZX announced it would write down the carrying value of remaining sale proceeds of its TZ1 Registry, which it sold to UK firm Markit Group last year.

Australian-based Fairfax media group has reported a net loss of $A365 million for the 6 months to December 28, amid write downs totalling $A447.5 million.

Publishing revenue from New Zealand titles including the Sunday Star-Times, Dominion Post, the Press, Cuisine, NZ House & Garden, TV Guide, Trade Me, Business Day and Stuff.co.nz is down 14.5% compared to the same period last year, with EBTIDA down 28.6%.