7.1 ENVIRONMENTAL PERFORMANCE INDEX
INDIRECT ENERGY CONSUMPTION BY PRIMARY SOURCE (2017 & 2016)TABLE 3
TYPE 2017 GJ % CONTRIBUTION (2016) 2016 GJ % CHANGE YEAR ON YEAR
Non-renewable sources Electricity 511,3 0 5 4.0% 569,519 -10.2%
Heating and cooling 50,086 0.4% 48,729 2.8%
Steam 12,258,551 95.6% 11,770,090 4.2%
Total 12,819,942 100.0% 12,388,338 3.5%
SUPPLEMENTARY REGIONAL BREAKDOWN – INDIRECT ENERGY CONSUMPTION BY COUNTRY (2017)TABLE 3A
TYPE US GJ UK GJ TOTAL GJ TOTAL KWH
Non-Renewable sources Electricity 360,451 150,854 511,305 142,029,280
Heating and cooling 10,791 39,295 50,086 13,912,789
Steam 12,258,551 12,258,551 3,405,155,780
Total 12,629,793 190,149 12,819,942 3,561,097,849
Note: In last year’s report, Westfield classified all electricity as non-renewable. However, this is grid electricity, so it will have a mix of renewable and non-renewable. We just followed last year’s apporach however and classified all as “non-
renewable”.
DIRECT AND INDIRECT ENERGY CONSUMPTION (2017 & 2016)TABLE 4
2017 2016
% CHANGE
YEAR ON YEAR
US
GJ UK
GJ TOTAL
GJ US
GJ UK
GJ TOTAL
GJ
Direct energy consumption 87, 510 15,847 103,357 73,471 10,120 83,591 23.6%
Indirect energy consumption 343,451 182,856 526,308 372,588 193,572 566,160 -7. 0 %
Total 430,961 198,703 629,665 446,059 203,692 649,751 -3.1%
Note: Only includes day-to-day operations (i.e., construction is excluded).
ENERGY CONSUMPTION LIKE-FOR-LIKE
ENERGY CONSUMPTION
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