'We've bred them to their limit': death rates surge for female pigs in the US

Death rates for female pigs in the US are rising fast, sending alarm bells ringing throughout the farming industry. The mortality rate rose from 5.8% to 10.2% on farms owning more than 125 sows between 2013-2016, according to one organisation that collects data across 800 companies.
Read more: https://www.theguardian.com/environment/2018/oct/01/death-rates-surge-female-pigs-us?source=Snapzu