diff --git a/assays/with-observation-units/datasets/phenotyping.csv b/assays/with-observation-units/datasets/phenotyping.csv
new file mode 100644
index 0000000000000000000000000000000000000000..d4604da922fbc4a28dd17e59e18d1ef3383e8b49
--- /dev/null
+++ b/assays/with-observation-units/datasets/phenotyping.csv
@@ -0,0 +1,3 @@
+Assay Name,Date,Trait,Value
+JHI-11-1-1,2024-09-04T08:44:56+0100,FlwCol_E_1to3,yellow
+JHI-11-1-1,2024-09-04T08:44:56+0100,PlntAlv_M_pcs,42
diff --git a/assays/with-observation-units/isa.assay.xlsx b/assays/with-observation-units/isa.assay.xlsx
index 23ddadbac57cb6357b17b2f91bed75bab224f12b..f13bf7348293fe2216a0e30ee441fb9e770ebf13 100644
Binary files a/assays/with-observation-units/isa.assay.xlsx and b/assays/with-observation-units/isa.assay.xlsx differ