diff --git a/airflow-core/src/airflow/dag_processing/manager.py b/airflow-core/src/airflow/dag_processing/manager.py
index b5ec51039c305..3593928aaf23f 100644
--- a/airflow-core/src/airflow/dag_processing/manager.py
+++ b/airflow-core/src/airflow/dag_processing/manager.py
@@ -710,7 +710,7 @@ def _log_file_processing_stats(self, known_files: dict[str, set[DagFileInfo]]):
                 )
 
         # Sort by longest last runtime. (Can't sort None values in python3)
-        rows.sort(key=lambda x: x[5] or 0.0, reverse=True)
+        rows.sort(key=lambda x: x[6] or 0.0, reverse=True)
 
         formatted_rows = []
         for (