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Food waste: a sustainable animal feed Erasmus zu Ermgassen, MRCVS Conservation Science Group University of

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Presentation on theme: "Food waste: a sustainable animal feed Erasmus zu Ermgassen, MRCVS Conservation Science Group University of"— Presentation transcript:

1 Food waste: a sustainable animal feed Erasmus zu Ermgassen, MRCVS Conservation Science Group University of Cambridge @erasmuszu

2 75% of the environmental impact of EU pork is from feed production Sources: Nguyen et al. (2012) J Clean Prod; Herrero et al. (2015) Ann Rev Envir & Res

3 Novel, low-impact animal feed

4 A history of food waste as feed:

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7 No food waste that has been through a kitchen. No meat for livestock EC regulation 1774/2002 1 2

8 In Japan and South Korea 40 % of food waste is fed to livestock

9 Source: Sugiura et al. (2009) Vet Ital Food waste recycling in East Asia

10 Source: Sugiura et al. (2009) Vet Ital Food waste recycling in East Asia

11 Source: Sugiura et al. (2009) Vet Ital Food waste recycling in East Asia

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13 The potential for swill-feeding in the EU… (a)The EU pig industry (b)Effect of food waste on land use? (c)What food wastes are available for animal feed? (d)Putting it all together. What would happen if we re-legalised swill in the EU?

14 The potential for swill-feeding in the EU… Impact on feed & land use: (a)The feed & land use of EU pork (b)Effect of food waste on land use? (c)What food wastes are available for animal feed?

15 Food waste would replace enough grain to feed 70m Europeans

16 Source: zu Ermgassen et al. (2016) Food Policy Food waste feed would reduce the land use of EU pork by 20%

17 Source: Salemdeeb et al. in review

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19 Barriers to food waste feeding

20 Producers Public Policy makers

21 Barriers to food waste feeding Producers Public Policy makers Disease Meat quality Price Is it “natural”? Food safety

22 Barriers to food waste feeding Producers Public Policy makers Disease Meat quality Price Is it “natural”? Food safety

23 Barriers to food waste feeding Producers Disease Meat quality Price

24 Barriers to food waste feeding Producers Disease Meat quality Price What’s safer? (i)Current ban – 24% of smallholders break the law (ii)Regulated systems for safe food waste processing Source: Gillespie et al. (2015) Vet Rec

25 Barriers to food waste feeding Producers Disease Meat quality Price Indistinguishable from conventional pork No effect on 16/18 measures of meat quality Source: zu Ermgassen et al. (2016) Food Policy

26 Barriers to food waste feeding Producers Disease Meat quality Price Lower cost Higher profits

27 - Wadhwha & Bakhsi (2013) Food waste as ruminant feed

28 “Noodle waste can be utilized as a substitute for barley-and-corn concentrate for beef fattening” – Ishida et al. (2012) J Anim Sci

29 “Replacing 40% of commercial concentrate with potato waste, noodle waste and soybean curd residue can make a suitable TMR” – Yani et al. (2015) J Anim Sci

30 Potential to increase use in both monogastrics and ruminants Economic and environmental benefits Best practice in East Asia Requires re-legalisation in parts of the world Food waste: a sustainable animal feed

31 Thanks for listening http://www.theguardian.com/uk/2011/may/05/foot-and-mouth-disease-detectablehttp://www.theguardian.com/uk/2011/may/05/foot-and-mouth-disease-detectable; http://www.voucherbox.co.uk/vouchers/bella-italia; http://www.appme.org/successes/mccain.asp; galleryhip.com; nicolablackie.wordpress.com; http://www.chicken.org.au/page.php?id=4; http://feednavigator.com; http://www.downtoearth.org.in/node/389/31851/20697#; http://www.gutenberg.org/files/19400/19400-h/19400-h.htm; http://www.foodservicefootprint.com; www.morningagclips.com; www.freepik.com; http://www.wshc.eu ; http://www.suck.uk.com/binary_data/4408_noodle-floor.jpg; https://www.flickr.com/photos/toner/28383441/ http://www.voucherbox.co.uk/vouchers/bella-italiahttp://www.appme.org/successes/mccain.asp galleryhip.comnicolablackie.wordpress.comhttp://www.chicken.org.au/page.php?id=4 http://feednavigator.comhttp://www.downtoearth.org.in/node/389/31851/20697# http://www.gutenberg.org/files/19400/19400-h/19400-h.htmhttp://www.foodservicefootprint.com www.morningagclips.comwww.freepik.comhttp://www.wshc.eu http://www.suck.uk.com/binary_data/4408_noodle-floor.jpghttps://www.flickr.com/photos/toner/28383441/ Rami Salemdeeb, Mi Hyung Kim, Andrew Balmford, Ben Phalan, Rhys Green & the Conservation Science Group, T. Amano, K. Ueshima, K.Yoo, P. zu Ermgassen, J. Gair, M. Kelly, A. van den Brink, H. Malins, J. Htoo, and K. Reckmann. Video about South Korean food waste recycling: bit.ly/1cRz93G Convinced? Tell the EU! http://thepigidea.org/

32 What you can do at http://thepigidea.org/ http://thepigidea.org/

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34 Food waste recycling in East Asia

35 (i) Producers meat quality Fit LMMs to 18 different meat quality measures. E.g. flavour, juiciness, meat colour, fatty acid composition. No difference


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