Power Platform Community Forum Thread Details

I am creating a collection at OnVisible property of the screen1. Below is my code snippet. Though I am adding several columns using AddColumns but value of the column AvgPFTDRating disappear from collection when I navigate to different screen from screen1.

ClearCollect(
 ColPFTD,
 AddColumns(
 AddColumns(
 ShowColumns(
 FirstN(
 SortByColumns(
 Filter(
 'OTJ Coaching Session_1',
 'PSR Name'.DisplayName = DataCardValue4.Selected.DisplayName
 ),
 "CurrentDate",
 Descending
 ),
 3
 ),
 "CurrentDate",
 "PSRName",
 "onetofivePFTD",
 "sixtotenPFTD",
 "eleventofifteenPFTD",
 "sixteentolastcallPFTD"
 ),
 "FormattedCurrentDate",
 Text(
 CurrentDate,
 "[$-en-US]dd-mmm"
 ),
 "onetofivePFTDRating",
 If(
 ThisRecord.onetofivePFTD.Value = "Poor",
 1,
 ThisRecord.onetofivePFTD.Value = "Average",
 2,
 ThisRecord.onetofivePFTD.Value = "Good",
 3,
 ThisRecord.onetofivePFTD.Value = "Very Good",
 4,
 ThisRecord.onetofivePFTD.Value = "Excellent",
 5
 ),
 "sixtotenPFTDRating",
 If(
 ThisRecord.sixtotenPFTD.Value = "Poor",
 1,
 ThisRecord.sixtotenPFTD.Value = "Average",
 2,
 ThisRecord.sixtotenPFTD.Value = "Good",
 3,
 ThisRecord.sixtotenPFTD.Value = "Very Good",
 4,
 ThisRecord.sixtotenPFTD.Value = "Excellent",
 5
 ),
 "eleventofifteenPFTDRating",
 If(
 ThisRecord.eleventofifteenPFTD.Value = "Poor",
 1,
 ThisRecord.eleventofifteenPFTD.Value = "Average",
 2,
 ThisRecord.eleventofifteenPFTD.Value = "Good",
 3,
 ThisRecord.eleventofifteenPFTD.Value = "Very Good",
 4,
 ThisRecord.eleventofifteenPFTD.Value = "Excellent",
 5
 ),
 "sixteentolastcallPFTDRating",
 If(
 ThisRecord.sixteentolastcallPFTD.Value = "Poor",
 1,
 ThisRecord.sixteentolastcallPFTD.Value = "Average",
 2,
 ThisRecord.sixteentolastcallPFTD.Value = "Good",
 3,
 ThisRecord.sixteentolastcallPFTD.Value = "Very Good",
 4,
 ThisRecord.sixteentolastcallPFTD.Value = "Excellent",
 5
 )
 ),
 "AvgPFTDRating",
 Value(
 Text(
 Average(
 onetofivePFTDRating,
 sixtotenPFTDRating,
 eleventofifteenPFTDRating,
 sixteentolastcallPFTDRating
 ),
 "[$-en]#.##"
 )
 )
 )
)

My collection when I am on Screen1.