New range of yeasts: L Authentique. Yeasts for the elaboration of authentique red wines that highlight the expression of prestigious terroirs.

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1 New range of yeasts: L Authentique s for the elaboration of authentique red wines that highlight the expression of prestigious terroirs.

2 Presentation CHARACTERISTICS: L AUTHENTIQUE is a natural yeast selected by Sofralab in the exceptional terroir of the Côte de Nuits in Burgundy. Suitable for the elaboration of authentique red wines that highlight the expression of prestigious terroirs and have an excellent ageing potential. APPLICATION FIELD: Elaboration of expressive red wines that reflect their terroir with a good ageing potential. Suitable for barrel or cask ageing.

3 Fermentation characteristics Species: Saccharomyces cerevisiae Killer status: neutral. Fermentation kinetics: excellent implantation, smooth kinetics. Optimum range of fermentation temperatures: 18 to 30 C. Alcohol tolerance: up to 15 % Vol. Volatile acidity production: low to average. Nitrogen requirements: average Resistance to SO2: excellent SO2 production: low H2S production: low Glycerol production: average

4 Organoleptic properties Develops the aromatic complexity of wines with dominating ripe fruit (sour cherry, blackberries) and spicy notes (black pepper). Confers smooth tannins for a concentrated, balanced and silky palate.

5 Densité 2007 fermentation trial Domaine 1: First Growths from the Haute Cote de Beaune Standard yeast: inoculation with ADY BR3, BR4 (experimental yeasts) and L Authentique: inoculation with a liquid yeast starter Suivi de Fermentation Alcoolique levurage BR3 BR4 L'Authentique R L'Authentique Lev référence /09/07 03/09/07 05/09/07 07/09/07 09/09/07 11/09/07 13/09/07 15/09/07 AF kinetics were identical, standard yeast lagged due to the inoculation with ADY No significant analytical difference

6 2007 fermentation trial Domaine 1: First Growths from the Haute Cote de Beaune * : variance analysis at 5% revealed a significant difference The wine treated with l Authentique has obtained the best overal rating. Its nose (intensity, fruitiness, quality) and mouth (intensity, fruitiness, quality) were rated best with regards to quality Tasting at the end of the MLF (standardized results - 14 judges) qualité bouche note globale rondeur int.aromatique nez fruité bouche fruité nez * qualité nez int. aromatique bouche BR3 BR4 L'Authentique L'Authentique R Levure référence

7 Axe2 (14.71%) 2007 fermentation trial Domaine 1: First Growths from the Haute Cote de Beaune The two Authentique treatments are located on the left side of the graph and are linked to positive comments: Intensity, fruitiness, roundness, quality The three other treatments are on the opposite side of the positive criteria This shows the preference of the judges for the wine treated with l Authentique Tasting at the end of the MLF (standardized results - 14 judges) All the positive comments ACP PRODUITS A1A2 1,00 0,80 note globale 0,60 fruité bouche L'Authentique 0,40 L Ref rondeur 0,20 qualité bouche int. aromatique 0,00-1,00 BR4 bouche -0,50 0,00 0,50 1,00 BR3-0,20 fruité nez qualité nez L'Authentique -0,40 R -0,60 int.aromatique nez -0,80-1,00 Axe1 (69.79%) Produits Variables

8 densité 2008 fermentation trial Domaine 2: First Growths from the Haute Cote de Beaune Levurage LSA Suivi de Fermentation Alcoolique L'Authentique D3 Levure Référence /10/08 05/10/08 07/10/08 09/10/08 11/10/08 13/10/08 15/10/08 Very short lag phase with L Authentique No difference regarding the course of the fermentation 100% implantation for the 3 ADY

9 2008 fermentation trial Domaine 2: First Growths from the Haute Cote de Beaune Tasting at the end of the MLF - 11 judges The wine treated with l Authentique was better recieved by the judges (excellent aromatic intensity, fresher, presence of qualitative tannins, good length ) Note globale Qualité bche Longueur Int. aromatique nez Fraicheur des aromes qualité des aromes Levure Référence D3 L'Authentique Intensité aromatique bche qualité des tanins Acidité structure tannique Rondeur/sucrosité

10 Axe2 (33.85%) 2008 fermentation trial Domaine 2: First Growths from the Haute Cote de Beaune Dégustation fin FML ACP - PRODUITS 11 juges A1A2 Produits Variables Treatment with L Authentique shows a good balance between the mouth and the nose MOUTH Quality + Overall rating BRG Rondeur/sucrosit é qualité des tanins 1,00 structure tannique 0,80-1,00Longueur -0,50 0,00 0,50 1,00 Qualité bche -0,20 Note globale 0,60 0,40 0,20 0,00-0,40 L'Authenti -0,60 que -0,80 Fraicheur des aromes -1,00 Axe1 (66.14%) qualité des aromes Acidité Intensité aromatique bche Int. aromatique nez D3 NOSE Quality + Acidity

11 CONCLUSION L Authentique: s for the elaboration of prestigious red wines with ageing potential Highlights the quality of the grape variety and respects the typicity of quality wines Complex fruity aromatic profile Concentrated palate, smooth tannins Balance between aromas and structure Suitbale for quality wines made from Merlot, Cabernet, Pinot Noir, Grenache, Syrah,

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