diff --git a/assays/with-observation-units/datasets/phenotyping.csv b/assays/with-observation-units/datasets/phenotyping.csv
new file mode 100644
index 0000000000000000000000000000000000000000..448952720b7c95173bd0b23a0ce8364b38cf88a1
--- /dev/null
+++ b/assays/with-observation-units/datasets/phenotyping.csv
@@ -0,0 +1,6 @@
+Assay Name,Date,Trait,Value
+Heris-1-1,2024-09-25T14:25:23+0200,AwnTip_M_date,2024-09-28
+Heris-1-1,2024-09-25T14:25:23+0200,Head_M_date,2024-09-26
+Heris-1-1,2024-09-25T14:25:23+0200,Mat_M_date,2024-09-25
+Heris-1-1,2024-09-25T14:25:23+0200,PlntHght_M_cm,142
+Heris-1-1,2024-09-25T14:25:23+0200,RwTyp_E_1to2,6-rowed
diff --git a/assays/with-observation-units/isa.assay.xlsx b/assays/with-observation-units/isa.assay.xlsx
index 824ca2f5f74ac7bba53de713ee2ea397b70861d8..c95a78288e62a55b3c852b2c2a0353bc9cfafcde 100644
Binary files a/assays/with-observation-units/isa.assay.xlsx and b/assays/with-observation-units/isa.assay.xlsx differ