diff --git a/.gitignore b/.gitignore
index e9d19f7..db0d666 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 *.csv
 *.xlsx
 .~lock.*
+workdir/
diff --git a/README.md b/README.md
index 99e8b06..654c6f2 100644
--- a/README.md
+++ b/README.md
@@ -157,11 +157,13 @@ The columns of the resulting file are defined as follows:
 - Income by ownership (MiTi or LoLa):
   - `Gross Income MiTi`: Gross income from menus [`Gross MiTi (MiTi)`]
   - `Gross Income LoLa`: Gross income from LoLa items [`Gross MiTi (LoLa)`]
+  - `Commission LoLa`: Commission for LoLa payments [`LoLa_Commission_MiTi`]
+  - `Net Income LoLa`: Net Income for selling LoLa items [`Gross Income LoLa` - `Commission LoLa`]
 - Card related income, gross, commission and net, income from selling LoLa and total credit:
   - `Gross Card MiTi`: Gross income from menus payed by card [`Gross MiTi (MiTi) Card`]
   - `Commission MiTi`: Commission on `Gross Card MiTi` [`MiTi_Commission`]
   - `Net Card MiTi`: Net income from menus payed by card [`Net MiTi (MiTi) Card`]
-  - `Contribution LoLa`: 20% share on net income from selling lola items
+  - `Contribution LoLa`: 20% share on net income from selling lola items [0.2 * `Net Income LoLa`]
   - `Credit MiTi`: Total credit, i.e. [`Net Card MiTi` + `Contribution LoLa` + `Tips Card`, or `Credit MiTi`]
 
 ### Accounting Report
diff --git a/src/export/export_miti.rs b/src/export/export_miti.rs
index 0e6add9..132320b 100644
--- a/src/export/export_miti.rs
+++ b/src/export/export_miti.rs
@@ -24,6 +24,11 @@ pub fn gather_df_miti(df: &DataFrame) -> PolarsResult<DataFrame> {
                 .round(2)
                 .alias("Payment Total"),
         )
+        .with_column(
+            (col("Gross MiTi (LoLa)").fill_null(0.0) - col("LoLa_Commission_MiTi").fill_null(0.0))
+                .round(2)
+                .alias("Net Income LoLa"),
+        )
         .select([
             col("Date"),
             col("MiTi_Cash").alias("Income Cash"),
@@ -37,6 +42,8 @@ pub fn gather_df_miti(df: &DataFrame) -> PolarsResult<DataFrame> {
             col("Payment Total"),
             col("Gross MiTi (MiTi)").alias("Gross Income MiTi"),
             col("Gross MiTi (LoLa)").alias("Gross Income LoLa"),
+            col("LoLa_Commission_MiTi").alias("Commission LoLa"),
+            col("Net Income LoLa"),
             col("Gross MiTi (MiTi) Card").alias("Gross Card MiTi"),
             col("MiTi_Commission").alias("Commission MiTi"),
             col("Net MiTi (MiTi) Card").alias("Net Card MiTi"),
@@ -112,6 +119,8 @@ mod tests {
             "Payment Total" => &[304.5],
             "Gross Income MiTi" => &[Some(250.0)],
             "Gross Income LoLa" => &[Some(53)],
+            "Commission LoLa" => &[0.44],
+            "Net Income LoLa" => &[52.56],
             "Gross Card MiTi" => &[Some(167.0)],
             "Commission MiTi" => &[2.75],
             "Net Card MiTi" => &[164.25],