Calculator

Establish your emissions baseline in four steps

Complete the fields relevant to your operations and leave the rest blank. Your total is updated automatically.

Preview as

RON 98L–
RON 92L–
RON 90L–
RON 88L–
CN 53L–
CN 51L–
CN 48L–
kg–
kg–

Choose the grid region for each site, then enter the kWh from its bills.

kWh–

Virginkg–
Recycledkg–
Virginkg–
Recycledkg–
Virginkg–
Recycledkg–

Shown separately from your total–

Refrigerants

The amount of refrigerant, in kilograms, added to air-conditioning or cooling equipment. Included in Scope 1.

kgtonnes CO₂eq0,00

Select a refrigerant to view its emission factor.

Breakdown by emission source

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Your largest emission sources will rank here. Start with a fuel, or .
Saved calculations

Monitor your progress over time

Saved calculations are stored here so you can restore and compare them. When signed in, they are linked to your account and as a guest, they remain in this browser only.

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Grid emission factors

The same consumption, a different footprint

Each electricity grid carries its own emission factor. A bill of 10.000 kWh amounts to 8,7 tonnes CO₂eq on the Jamali grid, but 16,3 tonnes on the Khatulistiwa grid in Kalimantan Barat.

  • 0,87Jamali grid, serving Java, Madura and Bali
  • 0,60kg per kWh median across all 93 regions
  • 1,63Khatulistiwa, the highest factor recorded

Emission factor by grid region

kg CO₂eq per kWh, one dot per region

00,51,01,5kg per kWhJamali 0,87Sumatera 0,94Khatulistiwa 1,63

Regions you choose in the calculator are highlighted.

View all 93 grid factors
  • KhatulistiwaKalimantan Barat1,63
  • LombokNusa Tenggara Barat1,61
  • BelitungBangka Belitung1,41
  • BaritoKalimantan Tengah1,31
  • MahakamKalimantan Timur1,14
  • EndeNusa Tenggara Timur1,03
  • KendariSulawesi Tenggara1,02
  • Sulselbar (Sulawesi Selatan, Sulawesi Barat)Multi-province grids0,95
  • Sumatera (Aceh, Bengkulu, Jambi, Lampung, Riau, Sumatera Barat, Sumatera Selatan, Sumatera Utara)Multi-province grids0,94
  • Pulau TelloSulawesi Selatan0,91
  • BangkaBangka Belitung0,89
  • Jamali (Banten, DKI Jakarta, Jawa Barat, Jawa Tengah, DI Yogyakarta, Jawa Timur, Bali)Multi-province grids0,87
  • Tanjung Balai KarimunKepulauan Riau0,84
  • BatamKepulauan Riau0,82
  • Lumbi-lumbiaSulawesi Tengah0,78
  • Sulutgo (Sulawesi Utara, Gorontalo)Multi-province grids0,78
  • Kesui (Seram Timur)Maluku0,76
  • Teluk Ketapang (Riau)Riau0,76
  • NiasSumatera Utara0,75
  • Bau-BauSulawesi Tenggara0,74
  • WakaiSulawesi Tengah0,72
  • BualemoSulawesi Tengah0,71
  • Buano (Seram Barat)Maluku0,71
  • Siberut UtaraSumatera Barat0,71
  • Kota BaniBengkulu0,70
  • SiberutSumatera Barat0,70
  • SumbawaNusa Tenggara Barat0,70
  • TimorNusa Tenggara Timur0,69
  • Concong LuarRiau0,67
  • Laimu (Seram Selatan)Maluku0,67
  • SiporaSumatera Barat0,67
  • Werinama (Seram Timur)Maluku0,67
  • AmbonMaluku0,66
  • Pagai SelatanSumatera Barat0,66
  • Buli (Halmahera Timur)Maluku Utara0,65
  • Tambelan (Kepri)Kepulauan Riau0,65
  • IpuhBengkulu0,64
  • Tehoru (Seram Selatan)Maluku0,64
  • LetungKepulauan Riau0,63
  • Wahai (Seram Utara)Maluku0,63
  • MangaranSulawesi Utara0,62
  • Kian Darat (Seram Timur)Maluku0,61
  • Daruba (Morotai)Maluku Utara0,60
  • Ibu (Halmahera Barat)Maluku Utara0,60
  • LelangSulawesi Tengah0,60
  • LuwukSulawesi Tengah0,60
  • NamleaMaluku0,60
  • Pulau HalangRiau0,60
  • ToiliSulawesi Tengah0,60
  • AdonaraNTT0,59
  • Kobisonta (Seram Utara)Maluku0,59
  • Kota LamaRiau0,59
  • SeruiPapua0,59
  • TobeloMaluku Utara0,59
  • AlorNusa Tenggara Timur0,58
  • Tahuna (Sangihe)Sulawesi Utara0,58
  • Taniwel (Seram Barat)Maluku0,58
  • TualMaluku0,58
  • BiakPapua0,57
  • KisarMaluku0,57
  • LirungSulawesi Utara0,57
  • RahaSulawesi Tenggara0,57
  • RanaiKepulauan Riau0,57
  • TimikaPapua0,57
  • LembuyaSulawesi Tenggara0,56
  • LemangRiau0,56
  • ManokwariPapua Barat0,56
  • MaumereNusa Tenggara Timur0,56
  • Pulau BuruMaluku0,56
  • SorongPapua Barat0,56
  • Tanjung Samak (Riau)Riau0,56
  • BimaNusa Tenggara Barat0,55
  • TagulandangSulawesi Utara0,55
  • WaingapuNusa Tenggara Timur0,55
  • DoboMaluku0,54
  • LadanKepulauan Riau0,54
  • Palapas-PaluSulawesi Tengah0,54
  • Karakelang (Talaud)Sulawesi Utara0,53
  • NabirePapua0,52
  • JayapuraPapua0,51
  • MoaMaluku0,51
  • SaumlakiMaluku0,51
  • Selat PanjangRiau0,51
  • Wangi-WangiSulawesi Tenggara0,51
  • Tanjung BatuKepulauan Riau0,50
  • Toli-ToliSulawesi Tengah0,50
  • KotarayaSulawesi Tengah0,49
  • Dabo SingkepKepulauan Riau0,48
  • TarakanKalimantan Utara0,48
  • Ternate - TidoreMaluku Utara0,48
  • KolakaSulawesi Tenggara0,46
  • S Nasik BelitungBangka Belitung0,43
  • BengkalisRiau0,01
About the calculation

Frequently asked questions

An overview of what the calculator covers and how to interpret your results.

Who is this calculator intended for?

Micro, small and medium enterprises seeking an initial view of their emissions. It was developed in collaboration with GRI and SECO under the Sustainability Reporting for Responsible Business programme.

What does the result include?

Scope 1 covers fuel combustion and refrigerants, Scope 2 covers purchased electricity, and Scope 3 covers purchased paper and cardboard. Each input is multiplied by its emission factor and expressed in tonnes of CO₂ equivalent.

Is this a complete emissions inventory?

No. It provides a baseline estimate for MSMEs. Sources beyond the listed inputs, such as business travel and waste, are not included.

How are trees planted accounted for?

Trees are converted using a fixed factor per tree or per hectare and reported as a separate emission reduction. Your total emissions are not reduced, so both figures remain visible.

Why do some inputs require an account?

Three fuel inputs are available to all visitors. Signing in unlocks the remaining fuels, refrigerants, electricity, purchased goods and tree planting, and retains your saved calculations across devices.

Beyond the baseline

Take the next step in reducing your emissions

Our team supports organisations with emissions reporting, sustainability disclosure and training, from first baseline to published report.