Key energy management figures Consumption from primary energy in kWh in kWh, for overall works 2012 2016 2018 2019 2020 Changes compared to 2016 Total electricity consumption 3,296,927 3,801,412 4,077,347 4,374,180 4,462,419 From purchased renewable production (hydropower) From on-site generation PV* 2,184,055 1,031,857 1,049,496 1,494,256 1,606,709 1,112,872 1,807,821 1,983,143 1,864,963 1,964,150 On-site generation CHP ** 0 961,734 1,044,708 1,014,961 891,560 Total heat quantities generated 2,028,375 2,496,175 2,772,799 2,740,733 2,834,846 From woodchip cogeneration plant 2,028,375 718,471 602,000 570,125 773,750 From CHP From condensing boiler 0 0 1,664,216 1,752,721 1,695,678 1,502,925 113,488 418,078 474,930 558,171 Propane for roasting plant 334,221 0 0 0 0 Eco gas for roasters *** Diesel for company cars 0 367,020 445,159 451,372 39,874 494,326 491,486 481,902 384,544 319,637 Liquid source CO2 consumption (delivery only) 176,225 169,176 553,987 500,900 501,623 Total energy consumption in kWh 6,330,074 7,325,269 8,331,194 8,451,729 8,158,399 * Photovoltaic system | ** Cogeneration plant | ***Owing to damage to a machine in the roasting plant in February 2020, the system had to be completed dismantled. Thus no more gas was consumed for the remainder of the year. 17.4 % 55.7 % 8.7 % -7.3 % 13.6 % 7.7 % -9.7 % 391.8 % - -89.1 % -35.0 % 196.5 % 11.4 % 11.4 % y g r e n E & t n e m n o r i v n E 95