Dr. Campbell is a bright mind in terms of pig nutrition. He talked about the sows' feed efficiency and gave us his opinion about the opportunities we have to improve the feed efficiency of sows. What are your thoughts on that?

- Zinpro (https://zinpro.com/)

- Gestal (http://jygatech.com/)

- AB Vista (https://www.abvista.com/)

- Adisseo (http://www.adisseo.com/)

- Genesus (https://www.genesus.com/)

- Evonik (https://animal-nutrition.evonik.com/en/species/swine/)