1. The Green Brewery Andreas Werner Brewmaster November 2015

2. In Words : –We want to cover our energy - demand from renewable energy sources. Der Weg zur GRÜNEN-BRAUEREI

3. Since 1860 Volume produced : 1 mhl / a 55 FTE Bottles, KEG´s 40/60% 6 Beer - types, seasonal beers Market - leader in Austria Der Weg zur GRÜNEN-BRAUEREI

5. Continous Improvement Water ( hl / hl ) Der Weg zur GRÜNEN-BRAUEREI

6. Continous Improvement Electricity ( kWh / hl ) Der Weg zur GRÜNEN-BRAUEREI Electricity from the grid is certified green energy

7. Continous Improvement Thermal ( MJ / hl ) Der Weg zur GRÜNEN-BRAUEREI

8. Our way to the green brewery began in 2006 … First commitment Der Weg zur GRÜNEN-BRAUEREI

9. Vision 2006

10. In Words : –We want to cover our energy - demand from renewable energy sources and have no natural gas consumption. Der Weg zur GRÜNEN-BRAUEREI

11. Why ? –No greenhouse gas emissions from CO 2 –An important step towards sustainability Der Weg zur GRÜNEN-BRAUEREI

12. The Green Brewery is a valuable contribution for a better future Der Weg zur GRÜNEN-BRAUEREI

13. It began with small steps… Der Weg zur GRÜNEN-BRAUEREI

14. Anaerobic wast water plant with biogas Production Der Weg zur GRÜNEN-BRAUEREI

15. Utilisation of biogas from breweries ‘ waste water ; subtitutes 10% of our natural gas consumption Der Weg zur GRÜNEN-BRAUEREI

16. Spent Grain Burning –Own patent 20% natural gas reduction Der Weg zur GRÜNEN-BRAUEREI

17. The first Step together with Partners from Industry Feasibility studies in 3 breweries Calculation models for the brewing industry Der Weg zur GRÜNEN-BRAUEREI

18. Energie Steiermark Joanneum Research AEE Intec ESF Friesenbichler Fischer Apparatebau

19. Der Weg zur GRÜNEN-BRAUEREI Sankeys for each department

20. Der Weg zur GRÜNEN-BRAUEREI Balances for all losses

21. Der Weg zur GRÜNEN-BRAUEREI Award - winning… –Styrian Energy Award –Monika Polster Price for energy (5.000 €)

22. Long - Distance Heating from Mayr - Melnhof Holz  Pipeline for 95/75 °C hot water  Construction of a redundant Hot - water - grid for Room - Heating, Flash Pasteurizer and Bottle - Washer  Capex 1,5 Mio. Euro  35% Gas - substitution Der Weg zur GRÜNEN-BRAUEREI

23. Starts to support our ambitions Der Weg zur GRÜNEN-BRAUEREI

25. Check how brewing residuals can cover the energy - demand of Göss Comparison of technologies Mass - Balances Concepts for decision - making Der Weg zur GRÜNEN-BRAUEREI

26. Biofermenation of spent grains, Yeast and Kieselguhr delivers enough biogas Gas - surplus for cogeneration of green electricity Greenfield preferably Der Weg zur GRÜNEN-BRAUEREI

27. Solarthermal energy –Integration of solar - thermal energy in Brewery –EU - Project with Heineken – 3 Sites Göss, Valencia, Vialonga 5 % reduction of natural gas Der Weg zur GRÜNEN-BRAUEREI

28. 1.470 m² flat plate collector / 1.030 KW 200 m³ solar energy storage Plate heat exchanger for mash tun Plate heat exchanger for boiler - feedwater Investment 1.270,- k € Subsidies 50 % Fuel savings 70.000 Nm³ or 150 tons CO 2

29. Der Weg zur GRÜNEN-BRAUEREI

30. Minus 50% natural gas Target is zero natural gas We are close to our target Der Weg zur GRÜNEN-BRAUEREI

31. Biogas through fermentation of spent grains, Yeast and Kieselguhr Der Weg zur GRÜNEN-BRAUEREI

32. –Biogas for covering gas - demand of brewery –Biogas for green electricity –Digestate is natural fertlilizer for the agriculture –BAT / Industrial Standards Der Weg zur GRÜNEN-BRAUEREI

33. Our Partner – BIO ENERGY International –Technology provider with global references –A detailed concept is finished - DBO –Official approvals relatively simple to get –Neighbours and farmers were critical Der Weg zur GRÜNEN-BRAUEREI

34. Input of the substrate : 20.650 t / a (18.300 t spent grain, 1.450 t yeast, 900 t filter cake ) Combined heat and power – use of electricity for the production as well the heat Remaining biogas for the gas boiler to produce steam

35. Der Weg zur GRÜNEN-BRAUEREI

37. Cattle Food –Open System –Energy is not used completely –Much Truck - Traffic

38. Der Weg zur GRÜNEN-BRAUEREI –Zero CO 2 Emissions Bio-methan –By - product is Fertiliz er

39. –Independent from external energy - supply –Surplus bio - methan via Cogeneration in green Electricty to grid –Predictable energy - costs –Expect and receive positive Image Der Weg zur GRÜNEN-BRAUEREI

40. –Göss avoids the emission of 3000 tons of climate - relevant CO 2. –This is equivalent to 1.000 one - Family - Houses –A valuable contribution for a better Future ! Der Weg zur GRÜNEN-BRAUEREI

41. In the heart of Austria In the Center of Ecology Der Weg zur GRÜNEN-BRAUEREI

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43. Enjoyment is in our nature.