diff --git a/resources/views/item-management/index.blade.php b/resources/views/item-management/index.blade.php
index 11eb8242..e7d92a5b 100644
--- a/resources/views/item-management/index.blade.php
+++ b/resources/views/item-management/index.blade.php
@@ -389,7 +389,6 @@ function getTypeTitle(type) {
     // ── 가변사이즈 탭 표시/숨김 ──
     function showFormulaTab() {
         document.getElementById('tab-formula-bom').style.display = '';
-        switchBomTab('formula');
     }
 
     function hideFormulaTab() {
@@ -444,7 +443,6 @@ function setSelectValue(selectId, value) {
                         setSelectValue('input-finishing-type', parsed.finishing);
                     }
                     showFormulaTab();
-                    calculateFormula();
                 } else {
                     hideFormulaTab();
                 }