Newcrest said earnings from the Telfer and Boddington mines were lower than the previous year due to lower head grades at the mines , forcing gold production lower .
<response> <organization>Newcrest</organization> said earnings from the <location>Telfer</location> and <location>Boddington</location> mines were lower than the previous year due to lower head grades at the mines , forcing gold production lower . </response>