Fetch from child table field

Hi all i want to fetch value from child table field value into another field in the same child table there is one field in child table called item group. i want to fetch value based on item group field.
If item group is unprocessed seed i want quantity to be get updated in total_unprocessed_seed field.

frappe.ui.form.on(‘Stock Entry Detail’, {
item_group: function(frm,cdt,cdn) {
var d = locals[cdt][cdn];
if(d.item_group == “Unprocessed Seed”)
{
frappe.model.set_value(cdt, cdn, ‘total_unprocessed_seed’, d.qty);
}
elif(d.item_group == “Processed Seed”)
{
frappe.model.set_value(cdt, cdn, ‘total_processed_seed’, d.qty);
}
elif(d.item_group == “Remnant Seed”)
{
frappe.model.set_value(cdt, cdn, ‘total_reminant_seed’, d.qty);
}
elif(d.item_group == “Treated Seed”)
{
frappe.model.set_value(cdt, cdn, ‘total_treated_seed’, d.qty);
}
elif
{
frappe.model.set_value(cdt, cdn, ‘total_untreated_seed’, d.qty);
}

   console.log("hi");
}

});

this is my code written in client script.
please help got stuck with these.

Hi @SonalD,

Please apply/try it.

frappe.ui.form.on('Stock Entry Detail', {
    item_group: function(frm,cdt,cdn) {
        var d = locals[cdt][cdn];
        if (d.item_group == "Unprocessed Seed") {
            frappe.model.set_value(cdt, cdn, 'total_unprocessed_seed', d.qty);
        } else if (d.item_group == "Processed Seed") {
            frappe.model.set_value(cdt, cdn, 'total_processed_seed', d.qty);
        } else if (d.item_group == "Remnant Seed") {
            frappe.model.set_value(cdt, cdn, 'total_reminant_seed', d.qty);
        } else if (d.item_group == "Treated Seed") {
            frappe.model.set_value(cdt, cdn, 'total_treated_seed', d.qty);
        } else {
            frappe.model.set_value(cdt, cdn, 'total_untreated_seed', d.qty);
        }
        console.log("hi");
    }
});

Thank You!

thank you NCP for your reply, but the script is not working

the scenario is as follows:
i want to calculate child table(stock entry detail) quantity sum into parent doctype (stock entry)field depends on item group condition.

For example, if my item group is unprocessed seed i want all those items quantity whose item group is unprocessed seed to be calculated in parent field name total unprocessed seed qty.

Please check it.
Maybe it helps you.

Thank You!

Thank you so much NCP. It is working.