diff --git a/.gitlab/add_final_status.xsl b/.gitlab/add_final_status.xsl
new file mode 100644
index 00000000000..4b4c0da17fd
--- /dev/null
+++ b/.gitlab/add_final_status.xsl
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+We're using not-that-ideal XSLT here as this change, because it must be done over 17+ repos.
+It's a workaround until this gets integrated into a better place, such as datadog-ci or the backend.
+* ticket: https://datadoghq.atlassian.net/browse/APMSP-2610
+* RFC: https://docs.google.com/document/d/1OaX_h09fCXWmK_1ADrwvilt8Yt5h4WjC7UUAdS3Y3uw/edit?pli=1&tab=t.0#heading=h.tfy5viz7rz2
+-->
+
+<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+
+  <!-- Identity transform: copy everything as-is by default -->
+  <xsl:template match="@*|node()">
+    <xsl:copy>
+      <xsl:apply-templates select="@*|node()"/>
+    </xsl:copy>
+  </xsl:template>
+
+  <!-- For testcase elements missing dd_tags[test.final_status] inside their properties block -->
+  <xsl:template match="testcase[not(properties/property[@name='dd_tags[test.final_status]'])]">
+    <xsl:copy>
+      <xsl:apply-templates select="@*"/>
+      <xsl:variable name="status">
+        <xsl:choose>
+          <xsl:when test="failure or error">fail</xsl:when>
+          <xsl:when test="skipped">skip</xsl:when>
+          <xsl:otherwise>pass</xsl:otherwise>
+        </xsl:choose>
+      </xsl:variable>
+      <xsl:choose>
+        <xsl:when test="properties">
+          <!-- Inject into existing properties block, preserving child order -->
+          <xsl:for-each select="node()">
+            <xsl:choose>
+              <xsl:when test="self::properties">
+                <properties>
+                  <xsl:apply-templates select="@*|node()"/>
+                  <property name="dd_tags[test.final_status]" value="{$status}"/>
+                </properties>
+              </xsl:when>
+              <xsl:otherwise>
+                <xsl:apply-templates select="."/>
+              </xsl:otherwise>
+            </xsl:choose>
+          </xsl:for-each>
+        </xsl:when>
+        <xsl:otherwise>
+          <!-- No properties block: create one before other children -->
+          <properties>
+            <property name="dd_tags[test.final_status]" value="{$status}"/>
+          </properties>
+          <xsl:apply-templates select="node()"/>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:copy>
+  </xsl:template>
+
+</xsl:stylesheet>
diff --git a/.gitlab/collect_results.sh b/.gitlab/collect_results.sh
index 0dc3a22f85c..d6bf007e6e6 100755
--- a/.gitlab/collect_results.sh
+++ b/.gitlab/collect_results.sh
@@ -77,6 +77,13 @@ do
   sed -i '/<testcase/ s/@[0-9a-f]\{5,\}/@HASHCODE/g' "$TARGET_DIR/$AGGREGATED_FILE_NAME"
   # Replace random port numbers by marker in testcase XML nodes to get stable test names
   sed -i '/<testcase/ s/localhost:[0-9]\{2,5\}/localhost:PORT/g' "$TARGET_DIR/$AGGREGATED_FILE_NAME"
+
+  # Add dd_tags[test.final_status] property to each testcase
+  xsl_file="$(dirname "$0")/add_final_status.xsl"
+  tmp_file="$(mktemp)"
+  xsltproc --output "$tmp_file" "$xsl_file" "$TARGET_DIR/$AGGREGATED_FILE_NAME"
+  mv "$tmp_file" "$TARGET_DIR/$AGGREGATED_FILE_NAME"
+
   if cmp -s "$RESULT_XML_FILE" "$TARGET_DIR/$AGGREGATED_FILE_NAME"; then
     echo ""
   else