Yep, for a source for others about the plastic bit

The system that strips off the plastic wrappings can’t capture it all, and so in the UK a limit of 0.15% of plastic is allowed by the Food Standards Agency. The official EU level for plastic permitted in animal feed is zero although in reality many other countries operate within the same 0.15% limit.

https://www.theguardian.com/environment/2018/dec/15/legal-plastic-content-in-animal-feed-could-harm-human-health-experts-warn