diff --git a/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/service/evaluationindex/extract/dataToIndex/impl/IndexOriginExtractServiceImpl.java b/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/service/evaluationindex/extract/dataToIndex/impl/IndexOriginExtractServiceImpl.java
index 23a4de5128..60d592a1b6 100644
--- a/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/service/evaluationindex/extract/dataToIndex/impl/IndexOriginExtractServiceImpl.java
+++ b/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/service/evaluationindex/extract/dataToIndex/impl/IndexOriginExtractServiceImpl.java
@@ -14,6 +14,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.util.CollectionUtils;
 
+import java.time.LocalDate;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
@@ -52,7 +53,7 @@ public class IndexOriginExtractServiceImpl implements IndexOriginExtractService
         String monthId = formDTO.getMonthId();
         String customerId = formDTO.getCustomerId();
         if (StringUtils.isBlank(monthId)) {
-            monthId = DimIdGenerator.getDateDimId(DateUtils.addDateMonths(new Date(), -1));
+            monthId = LocalDate.now().minusMonths(NumConstant.ONE).toString().replace("-","").substring(NumConstant.ZERO,NumConstant.SIX);
         }
         List<String> customerIds = new ArrayList<>();
         if (StringUtils.isNotBlank(customerId)) {