SQL Agent Job Checker

Below SQL script is the body content of a sql agent job which sends email of failed agent jobs since yesterday:

SET NOCOUNT ON;

DECLARE @Value [varchar] (2048)
    ,@JobName [varchar] (2048)
    ,@PreviousDate [datetime]
    ,@Year [varchar] (4)
    ,@Month [varchar] (2)
    ,@MonthPre [varchar] (2)
    ,@Day [varchar] (2)
    ,@DayPre [varchar] (2)
    ,@FinalDate [int]
-- Declaring Table variable
DECLARE @FailedJobs TABLE ([JobName] [varchar](200))

-- Initialize Variables
SET @PreviousDate = DATEADD(dd, - 1, GETDATE())
SET @Year = DATEPART(yyyy, @PreviousDate)

SELECT @MonthPre = CONVERT([varchar](2), DATEPART(mm, @PreviousDate))

SELECT @Month = RIGHT(CONVERT([varchar], (@MonthPre + 1000000000)), 2)

SELECT @DayPre = CONVERT([varchar](2), DATEPART(dd, @PreviousDate))

SELECT @Day = RIGHT(CONVERT([varchar], (@DayPre + 1000000000)), 2)

SET @FinalDate = CAST(@Year + @Month + @Day AS [int])

-- Final Logic
INSERT INTO @FailedJobs
SELECT DISTINCT j.[name]
FROM [msdb].[dbo].[sysjobhistory] h
INNER JOIN [msdb].[dbo].[sysjobs] j
    ON h.[job_id] = j.[job_id]
INNER JOIN [msdb].[dbo].[sysjobsteps] s
    ON j.[job_id] = s.[job_id]
        AND h.[step_id] = s.[step_id]
WHERE h.[run_status] = 0
    AND h.[run_date] > @FinalDate

SELECT @JobName = COALESCE(@JobName + ', ', '') + '[' + [JobName] + ']'
FROM @FailedJobs

SELECT @Value = 'Failed SQL Agent job(s) found: ' + @JobName + '. '

IF @Value IS NULL
BEGIN
    SET @Value = 'None.'
END

DECLARE @recipients varchar(max) = '<you and other DBA>'
DECLARE @subject nvarchar(255) = @@SERVERNAME + ' SQL Agent Job Failed since yesterday'
DECLARE @body nvarchar(MAX) = @Value

EXEC msdb.dbo.sp_send_dbmail @recipients = @recipients, @subject = @subject, @body_format = 'html', @body = @body;