When You Book With Zero Trace
Carbon Footprint & Offset Report: Christchurch Franz Josef TranzAlpine Day Tour: Mountains to Coast
Quick Snapshot
Estimated CO₂e footprint per participant: 180 kg CO₂e
(higher-end conservative estimate – covers all on-tour impacts plus average local travel to/from Christchurch or Franz Josef pickup points)
Our 200% offset commitment per booking: 360 kg CO₂e
Funded through genuine landscape restoration in climate-vulnerable developing regions (reforestation, mangroves, soil regeneration, etc.). This creates real net-positive impact beyond neutrality.
Tour summary
- 12-hour full-day tour (approximately 12 hours door-to-door)
- Small group
- Flexible direction: Christchurch to Franz Josef Village or reverse (hotel pickup in Christchurch or station meet in Franz Josef; drop-off at destination)
- TranzAlpine train journey + modern small-group coach
- No accommodation included
- Meals: Lunch at a local restaurant in Greymouth + complimentary snacks and bottled water
- Highlights: Iconic TranzAlpine train through the Southern Alps (mountain and river views), West Coast stops (Cobden Breakwater, Hokitika town wander, Hokitika Gorge short walk, Lake Ianthe), local guide storytelling, scenic photo opportunities
Overview
This report estimates the carbon footprint for one individual participant on this tour using higher-end data from trusted sources. We intentionally choose upper-range figures to fully cover every impact – including hard-to-measure parts like supply chains and indirect effects.
We then double it (200%) and fund genuine landscape restoration projects in developing and climate-affected regions worldwide. This goes beyond standard offsetting to deliver real, lasting benefits for ecosystems and communities.
All figures in kg CO₂e (carbon dioxide equivalent – the standard measure that includes all greenhouse gases).
Tour Details
- Duration: 12 hours (full day)
- Key locations: Christchurch or Franz Josef start/end, TranzAlpine train route through Southern Alps, Greymouth lunch stop, West Coast stops (Cobden Breakwater, Hokitika, Hokitika Gorge, Lake Ianthe)
- Travel style: Scenic one-way day tour combining iconic train journey and small-group coach with short easy walks
- Assumptions: Average participant, standard behaviours, higher-impact choices where uncertain. Local travel to Christchurch or Franz Josef pickup points is factored into the higher-end footprint for completeness.
Calculation Approach
- Sources: UK DEFRA 2025 conversion factors, Australian National Greenhouse Accounts 2024, UNWTO tourism data, IPCC guidelines, and peer-reviewed studies.
- Higher-end scale: Upper-range emission factors everywhere, plus radiative forcing for train operations, well-to-tank fuel effects, +20% uncertainty buffer, and conservative assumptions for long scenic train + coach operations.
- Per person, full tour experience.
- Excludes only purely personal extras (e.g. souvenirs or optional Scenic Plus upgrade).
Detailed Emissions Breakdown (per participant)
Transportation – 110 kg CO₂e
- Average local travel to/from pickup points (higher-end mix of car, taxi or short transfers): 25 kg
- TranzAlpine train + modern small-group coach transfers (full scenic route, shared small group): 85 kg – higher-end rail + diesel factor with realistic low-occupancy buffer
Accommodation – 0 kg CO₂e
- Day tour only – no overnight stay
Meals & Food – 35 kg CO₂e
- Included lunch at local restaurant + complimentary snacks and bottled water (tourism-level portions and waste): 35 kg
Activities & Excursions – 35 kg CO₂e
- Short easy walks (Hokitika Gorge), photo stops, local guide commentary and interpretation
TOTAL ESTIMATED FOOTPRINT PER PERSON: 180 kg CO₂e
Our 200% Offset Commitment
- Amount we will offset: 2 × 180 kg = 360 kg CO₂e per individual booking
- How: Direct funding of landscape restoration projects – reforestation, mangrove protection, regenerative agriculture, wetland and soil carbon restoration
- Where: Developing countries and regions most affected by climate change (e.g. Pacific Islands, Southeast Asia, Africa, Latin America) for maximum global benefit and community co-benefits
- Why 200% and higher-end estimates: To guarantee coverage despite any measurement discrepancies and to create genuine extra positive impact
Important Notes
- Numbers are deliberately conservative (higher) so we over-deliver on restoration – real footprint may be lower
- The tour already has strong sustainability practices (small groups, low-impact visitation in World Heritage areas, efficient combined transport); our independent higher-end analysis adds extra certainty
- Carbon accounting has natural uncertainties – doubling it is the responsible way
- This directly supports long-term carbon-sequestering landscapes and local communities