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#076 Stephen Wiedemann about Wool Life Cycle Assessment

Stephen Wiedemann Guest on Wool Academy Podcast

Stephen Wiedemann is a leading expert on Life Cycle Assessments (LCA) for livestock systems. In this podcast interview, he shares the latest research results on the LCA for wool. He gives details on research conducted on different areas of the wool supply chain including the manufacturing stage and consumer use stage. Stephen also talks about the importance of the wool industry engaging with retailers and brands to explain why the Life Cycle of wool is different and how brands need to take this into account when calculating their product footprints.

About Stephen Wiedemann

Steve is an agricultural systems scientist and principal at Integrity Ag Services. Steve’s professional experience is focussed on livestock production and supply chains, resource management, sustainability and environmental regulation. With over 30 peer-reviewed publications and 17 focussed on life cycle assessment, Steve is a science leader in the fields of greenhouse gas, water assessment, energy, nutrient and land management in livestock systems. Steve is an advisor to the Australian Government Greenhouse Gas Inventory and Emission Reduction Fund teams. Steve is also a technical advisory member of the Livestock Environmental Assessment and Performance (LEAP) partnership, a global initiative coordinated by the UN Food and Agriculture Organisation.
Steve has been working on sheep and wool related life cycle assessment projects over the past 10 years and has six major LCA publications in this area.
Steve comes from a family farming background with sheep and wool, cattle and cropping in northern NSW, where he now owns manages a small farming operation.

Connect with Stephen Wiedemann here

Website of IntegrityAg

IWTO LCA Technical Advisory Group

IWTO LCA Guidelines

IWTO Fact Sheets

SIFO Wool use review

SIFO microplastics

 

Key Time Stamps

[00:53] About Stephen Wiedemann

[01:47] About Integrity AgServices

[02:24] About the IWTO LCA Technical Advisory Group

[03:09] About Life Cycle Assessment?

[05:26] Why is it important for the wool industry to undertake LCAs?

[06:38] Do other textile fibres do LCA research?

[07:39] What topics did the LCA TAG work on recently?

[09:59] LCA on the wool processing stage

[13:15] The use and reuse phase of the wool life cycle

[19:35] How to apply the research results

[22:00] Why is it important to engage with brands and retailers on LCA?

[23:04] Can wool make a difference in the LCA space?

[26:43] What other LCA research needs to be done?

 

Similar podcast episodes you may like

#015 Beverley Henry from the Queensland University of Technolgy about LCA

#019 Kjersti Kviseth from 2025 Design from Norway about the circular economy

#030 Ingun Klepp from the Consumption Research Norway about wool sustainability

#036 Dave Maslen from New Zealand Merino about research on sustainability

#041 Graham Ormondroyd from the BioComposites Centre at Bangor University in the UK about bio-composites

#051 Steve Ranford from AgResearch in New Zealand about wool as a biocomposite 

#054 Stephen Russell  from Leeds University in the UK about wool textile recycling

 

 

About the author, Elisabeth

Elisabeth is the founder and host of the Wool Academy Podcast. She also runs her own consulting business where she supports wool industry businesses with strategic communications and project management.
Elisabeth used to work as the Secretary General for the International Wool Textile Organisation where she developed her passion for wool and the wool industry. Her previous education and work experience equipped her also with a broad set of communications skills.

Elisabeth vision is to see the wool industry thrive which is why she supports wool industry businesses communicate successfully.

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