diff --git a/frontend/pages/reception/update/[[id]].vue b/frontend/pages/reception/update/[[id]].vue
index 5f62632..f650dff 100644
--- a/frontend/pages/reception/update/[[id]].vue
+++ b/frontend/pages/reception/update/[[id]].vue
@@ -607,6 +607,15 @@ async function saveBovineEntry(entry: ReceptionBovineTypeData) {
     })
 }
 
+function getTotalBovines() {
+    const totalTypes = bovineEntries.value.reduce(
+        (sum, entry) => sum + (entry.quantity ?? 0),
+        0
+    )
+    return totalTypes +
+        (bovineOtherQuantity.value ?? 0)
+}
+
 async function syncBovineEntries() {
     if (!idReception) {
         return
@@ -765,9 +774,13 @@ async function validate() {
             })
             await syncMerchandiseEntries()
         } else {
-            await clearReceptionMerchandise(idReception)
-            await syncBovineEntries()
-            await updateReception(idReception, {
+                if (getTotalBovines() > 52) {
+                    // toast/erreur UI
+                    return
+                }
+                await clearReceptionMerchandise(idReception)
+                await syncBovineEntries()
+                await updateReception(idReception, {
                 bovineDetail: bovineOtherQuantity.value ? String(bovineOtherQuantity.value) : null
             })
         }