1 Scope
This document specifies the Carbon Usage Effectiveness as a KPI to quantify the CO2 emissions of a data centre during the use phase of the data centre life cycle.
This document
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a) defines the Carbon Usage Effectiveness (CUE) of a data centre,
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b) introduces CUE measurement categories,
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c) describes the relationship of this KPI to a data centre’s infrastructure, information technology equipment and information technology operations,
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d) defines the measurement, the calculation and the reporting of the parameter,
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e) provides information on the correct interpretation of the CUE.