The aim is to clarify and correct aspects of methodology related to animal welfare in pig production.
Updated the calculation method for animal quality-of-life scores based on previous reference.
Included a legend for clearer understanding of results.
Clarified the relationship between animal welfare and externalities in pig production.
Abstract
1 legend, second paragraph of Results, and with a slightly modified Methods "Animal welfare cost" section, indicating animal quality-of-life scores were calculated in the same way as ref.34, based on UK