Selecting one of the breast feeding methods will auto select breast milk as the type

core/templates/core/feeding_form.html

@@ -43,5 +43,11 @@
                 $('#id_method').val('bottle');
             }
         });
+        $('#id_method').change(function() {
+            var method = $('#id_method').val();
+            if (['left breast', 'right breast', 'both breasts'].includes(method)) {
+                $('#id_type').val('breast milk');
+            }
+        });
     </script>
 {% endblock %}