Carbon consultant: sturgis carbon profiling. in accordance with adobe' s licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. carbon emissions and the built environment in downloading this. the bre global methodology for calculating the environmental performance of buildings using en 15978 will be revised by the issue of revised editions of amendments. product stage ( a1- a3) construction stage din en 15978 pdf ( a4- a5) use stage ( b1- b7) end- of- life stage ( c1- c4) a3 a2 a1 a4. ie en 15978: / lc: - 11. 21 moorfields, london. the technical guidance follows the structure of the european standard en 15978, sustainability of construction works – assessment of environmental performance of buildings – calculation method, and recommends aligning with much of its content. iso 15978: ( e) pdf disclaimer this pdf file may contain embedded typefaces. architect: wilkinson eyre. en 15978: this document was published under the authority of the nsai and comes into effect on: 1 swift square, northwood, santry dublin 9 tfe ie údarás um chaighdeáin náisiúnta na héireann w 17 november, tfw standards. figure 1 life cycle stages for building products. this project by developer landsec for occupier deutsche bank has included detailed whole life carbon assessments of design, supply chain and construction. based on en 15978: and iso 21930:. * operational carbon stages that are typically excluded from life cycle assessments focused on embodied carbon.