ise\                                                          \[[@B000-animals-00-00000]\]                                                                                                                                              Infrastructure                                                                                                                                                                Infrastructure improvement                                                                                                                                                   Lameness                                                                              Floor quality (hardness, wet, dirt)\                                                                         Lack of preventive actions                                       Improve floor condition\                                                                \[[@B000-animals-00-00000]\]                                                                                                                                              Pen