Phil Duddell, Olive - "Workshop: How to Work Out Your Travel Carbon Footprint"
1. Philip Duddell, Operations Director, The Olive Consultancy www.consultolive.com Transport Carbon-footprint
2. Sources of UK CO 2 emissions Source: The Carbon Trust 2008 Transport Agriculture Industrial Processes and Buildings Commercial and Public Buildings and Activities Housing
8. Establishing Your Baseline Carbon Footprint A carbon footprint should follow five key principles: RELEVANCE TRANSPARENCY PRAGMATISM CONSISTENCY ACCURATE/COMPARABLE
9. Establishing Your Baseline Carbon Footprint Normalise data Identification of Carbon Sources Collection of data Select or develop calculation method Convert data into carbon emissions Calculate total carbon footprint
10. Data requirements Fuel consumption figures Owned transport Staff commuting Transport product Business transport
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13. In practice... Sources of travel emissions Where to find data Units Owned vehicles MOT certs, odometers, log books Mile/km Leased vehicles Lease company/fuel cards/receipts Mile/km/litres Public transport Expense claims, journey planners Mile/km Flights Journey planners, air miles, calculators, travel company, receipts Mile/km Commuting Commuter survey, staff postcodes Mile/km Cycling, walking Expense claims, pedometers, journey planners Mile/km
14. Data solutions What do you do if you don’t have Primary data? Extrapolate from secondary/proxy data
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17. The relative proportion of business mileage costs for 2010/11 can be applied to total expenditure for previous years to estimate business mileage costs. The known mileage rate can then be applied to costs to estimate distance travelled. Example 2010/11 2009/10 2008/09 Total expenditure £ 2,250,550 £ 1,800,000 £ 2,500,000 Business miles expenditure £ 1,930,000 ?? ?? % 86% ?? ?? £/mile £ 0.45 £ 0.40 £ 0.40 miles 4,288,889 ?? ?? 2010/11 2009/10 2008/09 Total expenditure £ 2,250,550 £ 1,800,000 £ 2,500,000 Business miles expenditure £ 1,930,000 £ 1,543,623 £ 2,143,920 % 86% 86% 86% £/mile £ 0.45 £ 0.40 £ 0.40 miles 4,288,889 3,859,057 5,359,801