Performance monitor

I have query, but the response is very slowly. Where the wrong ?
Please give some optimised solutions
Thx
declare @DSOLocalID VARCHAR(3),
@Date SMALLDATETIME ,
@Stock VARCHAR(1)
set @Date = convert(smalldatetime,'09-06-2011',103)
set @DSOLocalID = '200'
set @Stock = ''
--===================================================
CREATE TABLE [dbo].[#Stocks](
[DSOLocalID] [varchar](3) NOT NULL,
--[StockTransID] [varchar](10) NOT NULL,
--[StockTransItemID] [varchar](3) NOT NULL,
--[PostingDate] [smalldatetime] NOT NULL,
[TransDate] [smalldatetime] NOT NULL,
[RokokID] [varchar](10) NOT NULL,
[PitaCukai] [varchar](10) NOT NULL,
[GudangID] [varchar](3) NOT NULL,
[TransTypeID] [varchar](4) NOT NULL,
[Calculate] [int] NOT NULL,
--[TotalQty] [float] NOT NULL,
--[TotalSatuan] [varchar](10) NOT NULL,
[StockQtyBTG] [bigint] NOT NULL,
[BonRokokID] [varchar](10) NULL,
--[BonRokokItemID] [varchar](3) NULL,
[GoodsTransactionID] [varchar](10) NULL,
--[GoodsTransactionItemID] [varchar](3) NULL,
[Status] [varchar](10) NOT NULL,
--[TStamp] [timestamp] NOT NULL,
--[Created] [smalldatetime] NULL,
--[CreatedBy] [varchar](50) NULL,
--[LastModified] [smalldatetime] NULL,
--[LastModifiedBy] [varchar](50) NULL
) ON [PRIMARY]
--CREATE CLUSTERED INDEX IX_RPT1 ON #Stocks (TransTypeID, TransDate, RokokID, PitaCukai, GudangID, Calculate, StockQtyBTG);
CREATE NONCLUSTERED INDEX IX_RPT2 ON #Stocks (TransTypeID);
CREATE NONCLUSTERED INDEX IX_RPT3 ON #Stocks (Calculate);
CREATE NONCLUSTERED INDEX IX_RPT4 ON #Stocks (TransDate);
--CREATE NONCLUSTERED INDEX IX_RPT4 ON #Stocks (RokokID, PitaCukai, GudangID, Calculate, StockQtyBTG);

INSERT [dbo].[#Stocks](DSOLocalID, TransDate, RokokID, PitaCukai, GudangID, TransTypeID,
Calculate, StockQtyBTG, BonRokokID, GoodsTransactionID, Status)
SELECT DSOLocalID, TransDate, RokokID, PitaCukai, GudangID, TransTypeID,
Calculate, StockQtyBTG, BonRokokID, GoodsTransactionID, Status
FROM tblSATStockTrans S (READUNCOMMITTED)
WHERE S.DSOLocalID = @DSOLocalID AND S.[Status] = 'POSTING'

;with tempStockTrans (RokokID, PitaCukai, GudangID, Calculate, StockQtyBTG )
AS
(
--Transaksi stok sesudah parameter tanggal, tidak termasuk transaksi outstanding stok --> NOT IN ('6500', '6501') StockTransQtyBTG = S.Calculate * S.StockQtyBTG
SELECT S.RokokID, S.PitaCukai, S.GudangID, S.Calculate, S.StockQtyBTG
FROM [#Stocks] S
LEFT JOIN tblSATBonRokok B (READUNCOMMITTED)
ON S.BonRokokID = B.BonRokokID AND S.DSOLocalID = B.DSOLocalID
LEFT JOIN tblSATGoodsTransaction G (READUNCOMMITTED)
ON S.GoodsTransactionID = G.GoodsTransactionID AND S.DSOLocalID = G.DSOLocalID
WHERE (S.TransTypeID <> '6500') AND (S.TransTypeID <> '6501')
AND ((ISNULL(B.BonRokokID, '') = '' AND (ISNULL(G.GoodsTransactionID, '') = '') AND CONVERT(CHAR(10), S.TransDate, 112) > CONVERT(CHAR(10), @Date, 112))
OR (ISNULL(B.BonRokokID, '') <> '' AND ((S.Calculate = -1 AND CONVERT(CHAR(10), B.OpenTransDate, 112) > CONVERT(CHAR(10), @Date, 112)) OR (S.Calculate = 1 AND CONVERT(CHAR(10), B.CloseTransDate, 112) > CONVERT(CHAR(10), @Date, 112))))
OR (ISNULL(G.GoodsTransactionID, '') <> '' AND ((S.Calculate = -1 AND CONVERT(CHAR(10), G.TglKirim, 112) > CONVERT(CHAR(10), @Date, 112)) OR (S.Calculate = 1 AND CONVERT(CHAR(10), G.TglTerima, 112) > CONVERT(CHAR(10), @Date, 112)))))
)
SELECT RokokID, PitaCukai, GudangID, Calculate, StockQtyBTG from tempStockTrans
DROP TABLE [#Stocks]

Hi Luis Martin,
I was check execution plan, table [#Stocks] use table scan.
;with tempStockTrans (RokokID, PitaCukai, GudangID, Calculate, StockQtyBTG )
AS
(
--Transaksi stok sesudah parameter tanggal, tidak termasuk transaksi outstanding stok --> NOT IN ('6500', '6501') StockTransQtyBTG = S.Calculate * S.StockQtyBTG
SELECT S.RokokID, S.PitaCukai, S.GudangID, S.Calculate, S.StockQtyBTG
FROM [#Stocks] S
LEFT JOIN tblSATBonRokok B (READUNCOMMITTED)
ON S.BonRokokID = B.BonRokokID AND S.DSOLocalID = B.DSOLocalID
LEFT JOIN tblSATGoodsTransaction G (READUNCOMMITTED)
ON S.GoodsTransactionID = G.GoodsTransactionID AND S.DSOLocalID = G.DSOLocalID
WHERE (S.TransTypeID <> '6500') AND (S.TransTypeID <> '6501')
AND ((ISNULL(B.BonRokokID, '') = '' AND (ISNULL(G.GoodsTransactionID, '') = '') AND CONVERT(CHAR(10), S.TransDate, 112) > CONVERT(CHAR(10), @Date, 112))
OR (ISNULL(B.BonRokokID, '') <> '' AND ((S.Calculate = -1 AND CONVERT(CHAR(10), B.OpenTransDate, 112) > CONVERT(CHAR(10), @Date, 112)) OR (S.Calculate = 1 AND CONVERT(CHAR(10), B.CloseTransDate, 112) > CONVERT(CHAR(10), @Date, 112))))
OR (ISNULL(G.GoodsTransactionID, '') <> '' AND ((S.Calculate = -1 AND CONVERT(CHAR(10), G.TglKirim, 112) > CONVERT(CHAR(10), @Date, 112)) OR (S.Calculate = 1 AND CONVERT(CHAR(10), G.TglTerima, 112) > CONVERT(CHAR(10), @Date, 112)))))
)
thx

Best thing to do is Create table(s), Insert Data, then create the indexes.