diff --git a/apps/web/server/routers/calculate/lib/transform.ts b/apps/web/server/routers/calculate/lib/transform.ts
index 507392d..0bd5a65 100644
--- a/apps/web/server/routers/calculate/lib/transform.ts
+++ b/apps/web/server/routers/calculate/lib/transform.ts
@@ -21,16 +21,16 @@ export function transformCalculateResults({
       length: preparedValues.nmper,
     },
     (_, i) => ({
-      cashflowMsfoColumn: columns?.cashflowMsfoColumn.values[i + 1],
-      cashflowMsfoWithCfColumn: columns?.cashflowMsfoWithCfColumn.values[i + 1],
-      creditPaymentColumn: columns?.creditPaymentColumn.values[i + 1],
-      interestColumn: columns?.interestColumn.values[i + 1],
+      cashflowMsfoColumn: columns?.cashflowMsfoColumn.values[i + 1] || 0,
+      cashflowMsfoWithCfColumn: columns?.cashflowMsfoWithCfColumn.values[i + 1] || 0,
+      creditPaymentColumn: columns?.creditPaymentColumn.values[i + 1] || 0,
+      interestColumn: columns?.interestColumn.values[i + 1] || 0,
       key: String(i + 1),
-      ndsCompensation: columns?.vatColumn.values[i + 1],
+      ndsCompensation: columns?.vatColumn.values[i + 1] || 0,
       num: i + 1,
-      paymentSum: columns?.sumWithVatColumn.values[i + 1],
-      piColumn: columns?.piColumn.values[i + 1],
-      redemptionAmount: columns?.sumRepaymentColumn.values[i + 1],
+      paymentSum: columns?.sumWithVatColumn.values[i + 1] || 0,
+      piColumn: columns?.piColumn.values[i + 1] || 0,
+      redemptionAmount: columns?.sumRepaymentColumn.values[i + 1] || 0,
     })
   );