diff --git a/components/StaffReportView.tsx b/components/StaffReportView.tsx
index ca9953a..037110c 100644
--- a/components/StaffReportView.tsx
+++ b/components/StaffReportView.tsx
@@ -553,6 +553,28 @@ interface Y1MatrixData {
   periodLetter: "Q" | "M";
   usedNames: Set<string>;
 }
+/**
+ * Y1 Monthly Sales Target Civi machine names — irregular. M1 dropped the
+ * trailing period from "Y1_Monthly_Sales_Targets", M3 lives in a field named
+ * "_M2" (Civi schema error captured in the original form mapping), and the
+ * rest follow "Y1_Monthly_Sales_Target_M<n>". Hardcoded here so the staff
+ * report can fold these into the monthly Y1 matrix.
+ */
+const Y1_MONTHLY_SALES_TARGET_FIELDS: Record<number, string> = {
+  1: "Y1_Monthly_Sales_Targets",
+  2: "Y1_Monthly_Sales_Targets_M2",
+  3: "Y1_Monthly_Sales_Target_M2", // intentional: Civi name says M2, value is M3.
+  4: "Y1_Monthly_Sales_Target_M4",
+  5: "Y1_Monthly_Sales_Target_M5",
+  6: "Y1_Monthly_Sales_Target_M6",
+  7: "Y1_Monthly_Sales_Target_M7",
+  8: "Y1_Monthly_Sales_Target_M8",
+  9: "Y1_Monthly_Sales_Target_M9",
+  10: "Y1_Monthly_Sales_Target_M10",
+  11: "Y1_Monthly_Sales_Target_M11",
+  12: "Y1_Monthly_Sales_Target_M12",
+};
+
 function collectY1MatrixByPeriod(
   filled: StaffReportField[],
   periodLetter: "Q" | "M",
@@ -563,6 +585,7 @@ function collectY1MatrixByPeriod(
   const byMetric = new Map<string, Map<number, StaffReportField>>();
   const periodsSet = new Set<number>();
   const metricLabel = new Map<string, string>();
+  const byName = new Map(filled.map((f) => [f.descriptor.name, f]));
 
   for (const f of filled) {
     const m = nameRe.exec(f.descriptor.name);
@@ -583,6 +606,24 @@ function collectY1MatrixByPeriod(
     }
   }
 
+  // Y1 Monthly Sales Target — fold in the irregular fields that don't fit
+  // the Y1_M<n>_<metric> regex above. Only present in the monthly matrix.
+  if (periodLetter === "M") {
+    const byMonth = new Map<number, StaffReportField>();
+    for (const [periodStr, fieldName] of Object.entries(Y1_MONTHLY_SALES_TARGET_FIELDS)) {
+      const f = byName.get(fieldName);
+      if (!f) continue;
+      const period = Number(periodStr);
+      byMonth.set(period, f);
+      used.add(fieldName);
+      periodsSet.add(period);
+    }
+    if (byMonth.size > 0) {
+      byMetric.set("Sales_Target", byMonth);
+      metricLabel.set("Sales_Target", "Sales Target");
+    }
+  }
+
   if (byMetric.size === 0) return null;
   const periods = Array.from(periodsSet).sort((a, b) => a - b);
   const rows: Y1MatrixRow[] = Array.from(byMetric.entries()).map(([metric, byPeriod]) => ({