Information · Energy Data & Carbon Management

Energy Data & Carbon Management

From appliance benchmarks to enterprise Net Zero. Standardized energy data for individuals, and audit-ready operating systems for business — because you cannot manage what you do not measure.

Carbon Footprint Ltd energy and carbon management
Measure. Manage. Reduce.

From appliance benchmarks to enterprise Net Zero

Accurate measurement is the foundation of climate action. Whether you are a homeowner estimating costs or a Sustainability Director managing a global supply chain, you cannot manage what you do not measure.

Below, you will find standard energy benchmarks for appliances. However, businesses require more than averages. To survive regulatory scrutiny and the "flight to quality," organizations must move to audit-ready operating systems.

Kitchen & laundry appliances

Standard energy benchmarks for common kitchen and laundry appliances, with typical annual usage, the assumptions behind each estimate, indicative running cost per year and the associated kilograms of CO2 per year.

Microwave Oven

  • Usage: 96 times/year
  • Assumptions: 0.945 kWh per use (1.39 kWh full power + 0.5 kWh defrost)
  • Cost / Year: £9.07
  • kg CO2 / Year: 39

Washing Machine

  • Usage: 187 washes/year
  • Assumptions: EU A-rated average consumption at 40°C (0.63 kWh)
  • Cost / Year: £11.78
  • kg CO2 / Year: 51

Electric Tumble Dryer

  • Usage: 148 uses/year
  • Assumptions: 2.50 kWh per cycle (4.76 kg load)
  • Cost / Year: £37.00
  • kg CO2 / Year: 159

Kettle

  • Usage: 1542 uses/year
  • Assumptions: 0.11 kWh per use (heating 1 Litre)
  • Cost / Year: £16.90
  • kg CO2 / Year: 73

Gas Oven

  • Usage: 135 uses/year
  • Assumptions: 1.52 kWh per use
  • Cost / Year: £7.60
  • kg CO2 / Year: 38

Gas Hob

  • Usage: 424 uses/year
  • Assumptions: 0.9 kWh per use
  • Cost / Year: £14.12
  • kg CO2 / Year: 71

Electric Oven

  • Usage: 135 uses/year
  • Assumptions: 1.56 kWh per use
  • Cost / Year: £21.08
  • kg CO2 / Year: 91

Electric Hob

  • Usage: 424 uses/year
  • Assumptions: 0.71 kWh per use
  • Cost / Year: £30.10
  • kg CO2 / Year: 129

Dishwasher at 55°C

  • Usage: 110 uses/year
  • Assumptions: 1.07 kWh per use
  • Cost / Year: £11.77
  • kg CO2 / Year: 51

Dishwasher at 65°C

  • Usage: 135 uses/year
  • Assumptions: 1.44 kWh per use
  • Cost / Year: £19.44
  • kg CO2 / Year: 84

Fridge-Freezer A++

  • Usage: 24 hours/day
  • Assumptions: 206 kWh per year
  • Cost / Year: £20.60
  • kg CO2 / Year: 89

Fridge-Freezer A+

  • Usage: 24 hours/day
  • Assumptions: 270 kWh per year
  • Cost / Year: £27.00
  • kg CO2 / Year: 116

Fridge-Freezer A

  • Usage: 24 hours/day
  • Assumptions: 408 kWh per year
  • Cost / Year: £40.80
  • kg CO2 / Year: 175

Standard Light Bulb

  • Usage: 4 hours/day
  • Assumptions: 100 W
  • Cost / Year: £14.60
  • kg CO2 / Year: 63

Low Energy Light Bulb

  • Usage: 4 hours/day
  • Assumptions: 18 W
  • Cost / Year: £2.63
  • kg CO2 / Year: 11

Energy Saving Insight: Switching to the low-energy bulb saves approx £12/year, paying for itself rapidly.

Entertainment & home office

Energy benchmarks for televisions and home entertainment equipment, showing typical usage (on and standby), power draw or per-use consumption, indicative running cost per year and kilograms of CO2 per year.

TV – CRT (34-37 inch)

  • Usage: On (6.5 hrs/day)
  • Per Use / Power: 198.5 W
  • Cost / Year: £47.09
  • kg CO2 / Year: 203

TV – CRT

  • Usage: Standby (17.5 hrs/day)
  • Per Use / Power: 4.2 W
  • Cost / Year: £2.68
  • kg CO2 / Year: 12

TV – LCD (34-37 inch)

  • Usage: On (6.5 hrs/day)
  • Per Use / Power: 211.1 W
  • Cost / Year: £50.08
  • kg CO2 / Year: 215

TV – LCD

  • Usage: Standby (17.5 hrs/day)
  • Per Use / Power: 1.8 W
  • Cost / Year: £1.15
  • kg CO2 / Year: 5

TV - Plasma (34-37 inch)

  • Usage: On (6.5 hrs/day)
  • Per Use / Power: 263.9 W
  • Cost / Year: £62.61
  • kg CO2 / Year: 269

TV - Plasma

  • Usage: Standby (17.5 hrs/day)
  • Per Use / Power: 3.6 W
  • Cost / Year: £2.30
  • kg CO2 / Year: 10

TV – Rear Proj. (34-37 inch)

  • Usage: On (6.5 hrs/day)
  • Per Use / Power: 192.3 W
  • Cost / Year: £45.62
  • kg CO2 / Year: 196

TV – Rear Proj.

  • Usage: Standby (17.5 hrs/day)
  • Per Use / Power: 2.0 W
  • Cost / Year: £1.28
  • kg CO2 / Year: 5

Digital TV Adapter

  • Usage: On (6.5 hrs/day)
  • Per Use / Power: 7.1 W
  • Cost / Year: £1.68
  • kg CO2 / Year: 7

Digital TV Adapter

  • Usage: Standby (17.5 hrs/day)
  • Per Use / Power: 6.4 W
  • Cost / Year: £4.09
  • kg CO2 / Year: 18

TV Recorder (PVR)

  • Usage: On (6.5 hrs/day)
  • Per Use / Power: 17.6 W
  • Cost / Year: £4.18
  • kg CO2 / Year: 18

TV Recorder (PVR)

  • Usage: Standby (17.5 hrs/day)
  • Per Use / Power: 11.3 W
  • Cost / Year: £7.22
  • kg CO2 / Year: 31

Scaling up: why spreadsheets fail at the enterprise level

While manual calculations work for individual appliances, they pose significant risks for businesses. As Carbon Footprint Ltd pivots to a technology-first approach, we recognize that modern organizations need audit-ready data to withstand greenwashing scrutiny.

To move beyond simple estimates, you need to migrate from legacy Excel calculators to a robust carbon management ecosystem.

Automate, validate and act

We provide the essential platform for credible climate action — combining world-class software with 20 years of consultancy expertise.

Sustrax

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CaDI

Accuracy defines credibility. The Carbon Database Initiative (CaDI) puts over 50,000 global emissions factors at your fingertips.

  • Replace generic spend-based estimates with primary, defensible data.
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Expert Consultancy

Technology powers the process, but expertise drives the strategy.

Verification & Assurance

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For Businesses & Organizations

Secure your reputation with a defensible, audit-ready climate strategy. Move beyond spreadsheets with the full power of the Carbon Footprint Ltd ecosystem.

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Ready to move beyond averages?

Whether you're benchmarking household appliances or building an audit-ready corporate climate strategy, our experts and software are ready to help you measure, manage and reduce your carbon footprint.

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