diff --git a/zhyc-module/src/main/java/com/zhyc/module/base/controller/SheepFileController.java b/zhyc-module/src/main/java/com/zhyc/module/base/controller/SheepFileController.java
index 24a0880..f718ba3 100644
--- a/zhyc-module/src/main/java/com/zhyc/module/base/controller/SheepFileController.java
+++ b/zhyc-module/src/main/java/com/zhyc/module/base/controller/SheepFileController.java
@@ -209,62 +209,34 @@ public class SheepFileController extends BaseController
     @PostMapping("/export")
     public void export(HttpServletResponse response, HttpServletRequest request)
     {
-        // 构建查询条件对象
         SheepFile sheepFile = new SheepFile();
         Map<String, Object> customParams = new HashMap<>();
-
-        // 解析所有请求参数
         Map<String, String[]> parameterMap = request.getParameterMap();
 
+        // 1. 更直接地获取前端参数
+        String exportIdsStr = request.getParameter("exportIds");
+        String visibleColumnsStr = request.getParameter("visibleColumns");
+
+        // 2. 遍历其他条件
         for (Map.Entry<String, String[]> entry : parameterMap.entrySet()) {
             String key = entry.getKey();
             String[] values = entry.getValue();
 
             if (values != null && values.length > 0 && StringUtils.isNotBlank(values[0])) {
                 String value = values[0];
-
-                // 使用若依框架的工具方法处理参数
                 switch (key) {
-                    // --- 单值参数 ---
-                    case "bsManageTags":
-                        sheepFile.setBsManageTags(convertToString(value));
-                        break;
-                    case "electronicTags":
-                        sheepFile.setElectronicTags(convertToString(value));
-                        break;
-                    case "drRanch":
-                        sheepFile.setDrRanch(convertToString(value));
-                        break;
-                    case "variety":
-                        sheepFile.setVariety(convertToString(value));
-                        break;
-                    case "name":
-                        sheepFile.setName(convertToString(value));
-                        break;
-                    case "gender":
-                        sheepFile.setGender(Convert.toLong(value));
-                        break;
-                    case "statusId":
-                        sheepFile.setStatusId(Convert.toLong(value));
-                        break;
-                    case "breed":
-                        sheepFile.setBreed(convertToString(value));
-                        break;
-
-                    // --- 新增：处理多选数组参数 ---
-                    // request.getParameterMap 中的值本身就是 String[]，可以直接使用
-                    case "allEarNumbers":
-                        sheepFile.setAllEarNumbers(new ArrayList<>(Arrays.asList(values)));
-                        break;
-                    case "allEleEarNumbers":
-                        sheepFile.setAllEleEarNumbers(new ArrayList<>(Arrays.asList(values)));
-                        break;
-                    case "allBreedingStatus":
-                        sheepFile.setAllBreedingStatus(new ArrayList<>(Arrays.asList(values)));
-                        break;
-                    case "allSheepTypes":
-                        sheepFile.setAllSheepTypes(new ArrayList<>(Arrays.asList(values)));
-                        break;
+                    case "bsManageTags": sheepFile.setBsManageTags(convertToString(value)); break;
+                    case "electronicTags": sheepFile.setElectronicTags(convertToString(value)); break;
+                    case "drRanch": sheepFile.setDrRanch(convertToString(value)); break;
+                    case "variety": sheepFile.setVariety(convertToString(value)); break;
+                    case "name": sheepFile.setName(convertToString(value)); break;
+                    case "gender": sheepFile.setGender(Convert.toLong(value)); break;
+                    case "statusId": sheepFile.setStatusId(Convert.toLong(value)); break;
+                    case "breed": sheepFile.setBreed(convertToString(value)); break;
+                    case "allEarNumbers": sheepFile.setAllEarNumbers(new ArrayList<>(Arrays.asList(values))); break;
+                    case "allEleEarNumbers": sheepFile.setAllEleEarNumbers(new ArrayList<>(Arrays.asList(values))); break;
+                    case "allBreedingStatus": sheepFile.setAllBreedingStatus(new ArrayList<>(Arrays.asList(values))); break;
+                    case "allSheepTypes": sheepFile.setAllSheepTypes(new ArrayList<>(Arrays.asList(values))); break;
                     case "allGenders":
                         List<Long> genderList = new ArrayList<>();
                         for(String v : values){
@@ -273,24 +245,50 @@ public class SheepFileController extends BaseController
                         }
                         sheepFile.setAllGenders(genderList);
                         break;
-
-                    case "pageNum":
-                    case "pageSize":
-                        // 忽略分页参数
-                        break;
+                    case "pageNum": case "pageSize": case "exportIds": case "visibleColumns":
+                        break; // 忽略这些非数据库实体的字段
                     default:
-                        // 自定义参数
                         customParams.put(key, value);
                         break;
                 }
             }
         }
 
-        // 调用Service获取数据
+        // 3. 获取数据并执行行过滤
         List<SheepFile> list = sheepFileService.selectSheepFileListByCondition(customParams, sheepFile);
+        if (StringUtils.isNotBlank(exportIdsStr)) {
+            List<String> exportIdList = Arrays.asList(exportIdsStr.split(","));
+            list = list.stream()
+                    .filter(item -> exportIdList.contains(String.valueOf(item.getId())))
+                    .collect(java.util.stream.Collectors.toList());
+        }
 
-        // 使用若依框架的Excel工具类导出
+        // 4. 执行列过滤
         ExcelUtil<SheepFile> util = new ExcelUtil<>(SheepFile.class);
+
+        if (StringUtils.isNotBlank(visibleColumnsStr)) {
+            // 清理字符串可能的空格并转为List
+            List<String> visibleColumns = Arrays.asList(visibleColumnsStr.split("\\s*,\\s*"));
+            List<String> colsToHide = new ArrayList<>();
+
+            Class<?> clazz = SheepFile.class;
+            while (clazz != null) {
+                for (java.lang.reflect.Field field : clazz.getDeclaredFields()) {
+                    if (field.isAnnotationPresent(com.zhyc.common.annotation.Excel.class)) {
+                        if (!visibleColumns.contains(field.getName())) {
+                            colsToHide.add(field.getName());
+                        }
+                    }
+                }
+                clazz = clazz.getSuperclass();
+            }
+
+            // 【核心修复】一次性把所有的字段数组传进去，规避若依底层循环覆盖的 Bug
+            if (!colsToHide.isEmpty()) {
+                util.hideColumn(colsToHide.toArray(new String[0]));
+            }
+        }
+
         util.exportExcel(response, list, "羊只档案数据");
     }