Environmental Initiatives
We believe the best outcomes for us, our tenants and the environment are achieved through a cooperative approach. Investa has developed a number of innovative environmental initiatives to facilitate this which include:
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Green Lease Guide
Provides tenants with a useful framework to design an environmentally friendly and energy efficient tenancy.
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Greenhouse Guarantee
An energy saving initiative for tenants that helps make the transition to energy efficient offices as painless and cost-effective as possible.
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Recycling
A Commingle Recycling Program has been implemented in all of the buildings in our portfolio with a total of 61.6% of waste being diverted from landfill.
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Water
The installation of waterless urinals and other water efficiency measures across our portfolio has reduced our water usage by 37% since 2003/4.
Portfolio Environmental Ratings
NABERS Energy
Our weighted average National Australian Built Environment Rating System (NABERS) Energy rating has improved by 1.36 stars since 2003/04.
| 2003/04 |
2004/05 |
2005/06 |
2006/07 |
| 2.60 |
3.34 |
3.68 |
3.96 |
NABERS Water
Our weighted average NABERS Water has improved 0.33 stars since 2005/06 — the scheme’s first year of operation.
| 2003/04 |
2004/05 |
2005/06 |
2006/07 |
| N/A |
N/A |
2.87 |
3.20 |
NSCA Safety
For the fifth consecutive year our commercial office portfolio achieved a FiveStar National Safety Council of Australia rating, with a 99% score in 2006/07.
| 2002/03 |
2003/04 |
2004/05 |
2005/06 |
2006/07 |
2007/08 |
| 91.0% |
94.1% |
94.9% |
97.3% |
99.0% |
99.5% |
Summary of 2008 Actions and Indicators
A defining feature of Investa’s sustainability platform is our willingness to set ambitious targets and hold ourselves accountable through public disclosure.
Energy and Greenhouse
- Achieve a weighted average electricity use intensity of 100kWh/m2 by March 2010
- Achieve a weighted average NABERS Energy rating of 4.5 stars by March 2010
- Achieve a weighted average CO2 emission intensity of 120kg.CO2/m2 by March 2010
Water
- Achieve a weighted average water use intensity of 725L/m2 by March 2010
- Achieve a weighted average NABERS Water rating of 3.5 stars by March 2010
Waste
- Commence detailed reporting of contractor Construction & Demolition stats and achieve >60% diversion across all projects by 31 March 2008
- Divert 70% of Commercial & Industrial waste from landfill to recycling by 31 March 2008
Health and Safety
- Maintain NSCA FiveStar rating
Productivity, Wellbeing and Amenity
- Implement only Low VOC paints in all base building works by March 2008