diff --git a/frontend/src/pages/pc/admin/schedules/form/index.jsx b/frontend/src/pages/pc/admin/schedules/form/index.jsx
index ff95381..46cac34 100644
--- a/frontend/src/pages/pc/admin/schedules/form/index.jsx
+++ b/frontend/src/pages/pc/admin/schedules/form/index.jsx
@@ -1,4 +1,4 @@
-import { useState, useEffect } from "react";
+import { useState, useEffect, useMemo } from "react";
 import { useNavigate, Link } from "react-router-dom";
 import { useQuery } from "@tanstack/react-query";
 import { motion, AnimatePresence } from "framer-motion";
@@ -49,19 +49,20 @@ function ScheduleFormPage() {
     queryFn: categoriesApi.getCategories,
     enabled: isAuthenticated,
     staleTime: 10 * 60 * 1000,
-    onSuccess: (data) => {
-      if (data.length > 0 && !selectedCategory) {
-        setSelectedCategory(data[0].id);
-      }
-    },
   });
 
-  // 카테고리 로드 시 기본값 설정
+  // 자동 생성/계산 전용 카테고리는 수동 추가 폼에서 제외 (생일·기념일)
+  const selectableCategories = useMemo(
+    () => categories.filter((c) => c.name !== '생일' && c.name !== '기념일'),
+    [categories]
+  );
+
+  // 카테고리 로드 시 기본값 설정 (선택 가능한 카테고리 기준)
   useEffect(() => {
-    if (categories.length > 0 && !selectedCategory) {
-      setSelectedCategory(categories[0].id);
+    if (selectableCategories.length > 0 && !selectedCategory) {
+      setSelectedCategory(selectableCategories[0].id);
     }
-  }, [categories, selectedCategory]);
+  }, [selectableCategories, selectedCategory]);
 
   // 카테고리에 따른 폼 렌더링
   const renderForm = () => {
@@ -150,7 +151,7 @@ function ScheduleFormPage() {
         {/* 카테고리 선택 */}
         <motion.div variants={itemVariants} className="mb-6">
           <CategorySelector
-            categories={categories}
+            categories={selectableCategories}
             selectedId={selectedCategory}
             onChange={(id) => {
               setSelectedCategory(id);