diff --git a/Elwig/Models/Dtos/CreditNoteDeliveryData.cs b/Elwig/Models/Dtos/CreditNoteDeliveryData.cs
index 1023c07..eabff29 100644
--- a/Elwig/Models/Dtos/CreditNoteDeliveryData.cs
+++ b/Elwig/Models/Dtos/CreditNoteDeliveryData.cs
@@ -27,14 +27,14 @@ namespace Elwig.Models.Dtos {
             MgNr = mgnr;
         }
 
-        public static async Task<IDictionary<int, CreditNoteDeliveryData>> ForPaymentVariant(DbSet<CreditNoteDeliveryRowSingle> table, DbSet<Season> seasons, int year, int avnr) {
-            var variant = (await seasons.FindAsync(year))?.PaymentVariants.Where(v => v.AvNr == avnr).SingleOrDefault();
+        public static async Task<IDictionary<int, CreditNoteDeliveryData>> ForPaymentVariant(DbSet<CreditNoteDeliveryRowSingle> table, DbSet<PaymentVar> paymentVariants, int year, int avnr) {
+            var variant = await paymentVariants.FindAsync(year, avnr);
             BillingData? varData = null;
             try { varData = variant != null ? BillingData.FromJson(variant.Data) : null; } catch { }
             return (await FromDbSet(table, year, avnr))
                 .GroupBy(
                     r => new { r.Year, r.AvNr, r.MgNr, r.TgNr, r.DId, r.DPNr },
-                    (k, g) => new CreditNoteDeliveryRow(g, seasons, varData?.NetWeightModifier ?? 0.0, varData?.GrossWeightModifier ?? 0.0))
+                    (k, g) => new CreditNoteDeliveryRow(g, variant, varData))
                 .GroupBy(
                     r => new { r.Year, r.AvNr, r.MgNr, r.TgNr },
                     (k, g) => new CreditNoteDeliveryData(g, k.Year, k.TgNr, mgnr: k.MgNr))
@@ -86,13 +86,13 @@ namespace Elwig.Models.Dtos {
         public decimal? Amount;
         public double WeighingModifier;
 
-        public CreditNoteDeliveryRow(IEnumerable<CreditNoteDeliveryRowSingle> rows, DbSet<Season> seasons, double netWeightModifier, double grossWeightModifier) {
+        public CreditNoteDeliveryRow(IEnumerable<CreditNoteDeliveryRowSingle> rows, PaymentVar paymentVariant, BillingData? varData) {
             var f = rows.First();
             Year = f.Year;
             TgNr = f.TgNr;
             AvNr = f.AvNr;
             MgNr = f.MgNr;
-            var season = seasons.Find(Year);
+            var season = paymentVariant.Season;
 
             LsNr = f.LsNr;
             DPNr = f.DPNr;
@@ -115,7 +115,7 @@ namespace Elwig.Models.Dtos {
                               b.Price != null ? season?.DecFromDb((long)b.Price) : null,
                               b.Amount != null ? season?.DecFromDb((long)b.Amount) : null))
                 .ToArray();
-            WeighingModifier = f.NetWeight ? netWeightModifier : grossWeightModifier;
+            WeighingModifier = (varData == null || !varData.ConsiderDelieryModifiers) ? 0 : f.NetWeight ? varData.NetWeightModifier : varData.GrossWeightModifier;
             Amount = f.TotalAmount != null ? season?.DecFromDb((long)f.TotalAmount) : null;
             var netAmount = f.NetAmount != null ? season?.DecFromDb((long)f.NetAmount) : null;
             var amt = netAmount * (decimal)(1.0 + WeighingModifier);
diff --git a/Elwig/Services/MemberService.cs b/Elwig/Services/MemberService.cs
index d3a9b32..ad0a643 100644
--- a/Elwig/Services/MemberService.cs
+++ b/Elwig/Services/MemberService.cs
@@ -401,7 +401,7 @@ namespace Elwig.Services {
             try {
                 using var ctx = new AppDbContext();
                 var v = (await ctx.PaymentVariants.FindAsync(year, avnr))!;
-                var data = await CreditNoteDeliveryData.ForPaymentVariant(ctx.CreditNoteDeliveryRows, ctx.Seasons, year, avnr);
+                var data = await CreditNoteDeliveryData.ForPaymentVariant(ctx.CreditNoteDeliveryRows, ctx.PaymentVariants, year, avnr);
                 var p = (await ctx.MemberPayments.FindAsync(year, avnr, m.MgNr))!;
                 var b = BillingData.FromJson((await ctx.PaymentVariants.FindAsync(year, avnr))!.Data);
 
diff --git a/Elwig/Windows/MailWindow.xaml.cs b/Elwig/Windows/MailWindow.xaml.cs
index 05ed30c..14787d0 100644
--- a/Elwig/Windows/MailWindow.xaml.cs
+++ b/Elwig/Windows/MailWindow.xaml.cs
@@ -671,7 +671,7 @@ namespace Elwig.Windows {
                     var avnr = details.Item2;
                     try {
                         cnData[(year, avnr)] = (
-                            await CreditNoteDeliveryData.ForPaymentVariant(ctx.CreditNoteDeliveryRows, ctx.Seasons, year, avnr),
+                            await CreditNoteDeliveryData.ForPaymentVariant(ctx.CreditNoteDeliveryRows, ctx.PaymentVariants, year, avnr),
                             await ctx.MemberPayments.Where(p => p.Year == year && p.AvNr == avnr).ToDictionaryAsync(c => c.MgNr),
                             BillingData.FromJson((await ctx.PaymentVariants.FindAsync(year, avnr))!.Data)
                         );
diff --git a/Tests/DocumentTests/CreditNoteTest.cs b/Tests/DocumentTests/CreditNoteTest.cs
index 265d312..7577508 100644
--- a/Tests/DocumentTests/CreditNoteTest.cs
+++ b/Tests/DocumentTests/CreditNoteTest.cs
@@ -12,7 +12,7 @@ namespace Tests.DocumentTests {
             using var ctx = new AppDbContext();
             var m = await ctx.Members.FindAsync(101);
             var p = await ctx.MemberPayments.Where(p => p.Year == 2020 && p.AvNr == 1).SingleAsync();
-            var data = await CreditNoteDeliveryData.ForPaymentVariant(ctx.CreditNoteDeliveryRows, ctx.Seasons, 2020, 1);
+            var data = await CreditNoteDeliveryData.ForPaymentVariant(ctx.CreditNoteDeliveryRows, ctx.PaymentVariants, 2020, 1);
             using var doc = new CreditNote(ctx, p, data[m!.MgNr], false, false, false, false,
                 ctx.GetMemberUnderDelivery(2020, m!.MgNr).GetAwaiter().GetResult());
             var text = await Utils.GeneratePdfText(doc);