Recent news from Fitch on the copper price:
https://www.fitchsolutions.com/corp...h-following-recent-months-weakness-23-08-2018
The forecast is for an average price of $US7000/tonne for 2018 (YTD average only $US6774) and $US7100 for 2019. This implies a sharp move up from current levels in the near term.
This also confirms that HGO Cu price hedging has been excellent.