The weak link in the supply chain was the new cold storage in Poland where the product was stored for 72 days in -18,5°C temperature which can shorten herrings shelf life by few months compared to storing it at -25°C.
Veiki hlekkurinn í ferlinu var nýja frostgeymslan í Póllandi en brettin voru geymd þar í 72 daga við -18,5°C sem getur stytt geymsluþol síldar um nokkra mánuði miðað við að hú sé geymd við -25°C.