diff --git a/apps/edr-freight-api/src/modules/train-scheduling/train-scheduling.service.ts b/apps/edr-freight-api/src/modules/train-scheduling/train-scheduling.service.ts
index 04583c777..a0b1591f3 100644
--- a/apps/edr-freight-api/src/modules/train-scheduling/train-scheduling.service.ts
+++ b/apps/edr-freight-api/src/modules/train-scheduling/train-scheduling.service.ts
@@ -435,7 +435,12 @@ export class TrainSchedulingService {
       .where('s.originStationId = :originStationId', { originStationId })
       .andWhere('s.destinationStationId = :destinationStationId', { destinationStationId })
       .andWhere('s.scheduledDepartureDate >= :dayStart', { dayStart })
-      .andWhere('s.scheduledDepartureDate < :nextDayStart', { nextDayStart });
+      .andWhere('s.scheduledDepartureDate < :nextDayStart', { nextDayStart })
+      // A cancelled train is not a sibling: cancel retires its window as DONE,
+      // and a newborn anchoring to it would inherit that dead window verbatim.
+      .andWhere('s.status != :cancelledStatus', {
+        cancelledStatus: TrainScheduleStatusEnum.Cancelled,
+      });
     if (excludeScheduleId) {
       qb.andWhere('s.id != :excludeScheduleId', { excludeScheduleId });
     }
@@ -471,7 +476,12 @@ export class TrainSchedulingService {
       departure,
     );
     if (siblings.length === 0) return null;
-    const withWindow = siblings.filter((s) => s.windowOpensAt != null);
+    // A DONE window is retired (the day's last cycle already ran) — anchoring
+    // to it would hand the newborn a dead window no tick ever advances. With no
+    // live or pending sibling left, fall back to fresh times (return null).
+    const withWindow = siblings.filter(
+      (s) => s.windowOpensAt != null && s.windowPhase !== 'DONE',
+    );
     if (withWindow.length === 0) return null;
 
     // A group whose window is live (some sibling has moved past PRE_WINDOW but is