Drilling at Zhomart mine at the Zhezkazgan Complex

Production summary

The mining production details provided below represent Group production from 2011-2013 prior to the recent restructuring completed on 31 October 2014 and have not been restated. For further information on the Restructuring please click here
Our production at a glance

The following figures illustrate production details from 2011-2013 (Kazakhmys PLC) and KAZ Minerals PLC from 2014.

Copper production
    Kazakhmys PLC KAZ Minerals PLC
    2011 2012 2013 2014 2015 2016
Ore extraction kt 33,432 37,507 39,191 4,628 14,537 49,022
Average copper grade % 1.01 0.95 0.99 2.35 1.10 0.66
               
Copper in concentrate kt 304.9 306.1 316.2 89.9 89.4 131.3
               
Copper cathode equivalent production kt 300.5 294.4 295.7 83.5 81.1 140.3
 
By-products production
    Kazakhmys PLC KAZ Minerals PLC
    2011 2012 2013 2014 2015 2016
Zinc in concentrate kt 139.6 151.6 134.1 121.4 94.3 75.4
Average zinc grade % 3.55 3.31 3.09 4.07 3.23 2.98
               
Silver bar equivalent koz 13,137 12,643 14,348 3,435 3,135 3,103
Average silver grade g/t 17.69

16.78

15.59

54.5 17.9 6.6
               
Gold bar equivalent koz 117.9 115.9 102.9 34.6 34.6 119.7
Average gold grade g/t 0.66 0.66 0.61 0.91 0.48 0.36
East Region and Bozymchak production summary

    Kazakhmys PLC KAZ Minerals PLC
   
2011
2012
2013
2014
2015 2016
Copper
             
Ore extraction kt 4,686 4,707 4,350 4,628 4,435 4,664
Average copper grade % 2.44 2.33 2.41 2.35 2.27 2.01
Copper in concentrate kt 96.8 87.0 86.8 89.9 89.4 81.0
Copper cathode kt n/a n/a 76.8 83.5 80.7 77.4
By-products
             
Average zinc grade % 3.94 4.36 4.16 4.07 3.23 2.98
Zinc in concentrate kt 133.2 148.6 133.8 121.4 94.3 75.4
               
Average silver grade g/t 65.39 68.30 63.87 54.5 43.3 37.8
Silver in concentrate koz 5,113 5,414 5,164 3,862 3,229 3,224
Silver bar equivalent koz n/a n/a 4,685 3,435 3,135 2,817
               
Average gold grade g/t 0.80 0.84 0.86 0.91 0.75 0.74
Gold in concentrate koz 41.5 44.5 46.9 39.5 42.1 67.6
Gold bar equivalent koz n/a n/a 48.6 34.6 34.6 60.1