Review Article
Progress towards Sustainable Utilisation and Management of Food Wastes in the Global Economy
Table 5
Amount/percent/value of grain waste in selected world food supply chains.
| World zone | Loss amount | Stage of waste | Calculation method | Reference |
| China | 4–6% | Postharvest handling | Average loss in China calculated from data published by several researchers | [211] | 5.7–8.6% | Storage | 2.2–3.3% | Processing | 1–1.5% | Distribution | China | 7–10% | Storage | Percentage loss in 2011 | [211] | Australia | US$ 435 (grain products) | Consumer | Average annual waste value per person | [19] | Switzerland | 62% (grain products) | Production, postharvest handling, processing | Share of losses calculated and estimated in percentage | [8] | 4% (grain products) | Retail | 32% (grain products) | Household | Africa | 26% | Total supply chain | Percentage of total share | [62] | Sub-Saharan Africa | 6% | Production | Percentage (by mass) | [6] | 8% | Postharvest handling and storage | 3.5% | Processing and packaging | 2% | Distribution | 1% | Consumption | North America | 32% | Supply chain | Total weight in lb. (pound) (data collected by USDA in 1995) | [59] | USA | 12% 18% | Retail Consumer | Estimated total value of food loss in 2008 | [13] |
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