<?xml version="1.0" encoding="utf-8"?>
<ManualTopic ID="/baanerp/wh/onlinemanual/000327" xml:lang="en">
	<Header>
		<Title xmlns:ssa="http://www.ssaglobal.com" xmlns:HTML="http://www.w3.org/TR/REC-html40">Inventory commitment date calculation</Title>
		<Keyword><Level1>commitment</Level1>
		</Keyword>
		<Keyword><Level1>hard allocation</Level1>
		</Keyword>
	</Header>
	<AimSection><Paragraph>SSA ERP determines the <Link href="/baanerp/wh/glossary/glossary#000437" role="glossary">inventory commitment date</Link> based on the planned delivery date and the total inbound lead time or the total outbound lead time.</Paragraph>
	</AimSection>
	<GeneralSection><Paragraph>If the total inbound lead time exceeds the total outbound lead time, SSA ERP calculates the inventory commitment date with the following formula:</Paragraph>
		<Formula><Paragraph UserLevel="Novice" UserType="Taskuser">inventory commitment date = planned delivery date - total inbound lead time.</Paragraph>
		</Formula>
	</GeneralSection>
	<GeneralSection><Paragraph>If the total outbound lead time exceeds the total inbound lead time, SSA ERP calculates the inventory commitment date with the following formula:</Paragraph>
		<Formula><Paragraph UserLevel="Novice" UserType="Taskuser">inventory commitment date = planned delivery date - total outbound lead time</Paragraph>
		</Formula>
	</GeneralSection>
	<GeneralSection><SectionTitle>Inbound lead time determination</SectionTitle>
		<Paragraph>The total inbound lead time is the total time needed to acquire the item.</Paragraph>
		<List><ListIntro>For <Emphasis>purchased</Emphasis> items the total inbound lead time is the sum of the following:</ListIntro>
			<ListItem>Inbound lead time.</ListItem>
			<ListItem>Extra lead time.</ListItem>
			<ListItem>Item supplier safety time.</ListItem>
			<ListItem>Item lead time (supply time).</ListItem>
		</List>
		<List><ListIntro>For <Emphasis>manufactured</Emphasis> items the total inbound lead time is the sum of the following:</ListIntro>
			<ListItem>Inbound lead time.</ListItem>
			<ListItem>Extra lead time.</ListItem>
			<ListItem>Routing lead lime.</ListItem>
		</List>
	</GeneralSection>
	<GeneralSection><SectionTitle>Outbound lead time determination</SectionTitle>
		<List><ListIntro>The total outbound lead time is the sum of the following:</ListIntro>
			<ListItem>Outbound lead time.</ListItem>
			<ListItem>Item safety time.</ListItem>
		</List>
	</GeneralSection>
	<GeneralSection><SectionTitle>Lead time sources</SectionTitle>
		<TABLE border="1"><THEAD><TR><TD>Lead Time</TD>
					<TD>Source</TD>
				</TR>
			</THEAD>
			<TBODY><TR><TD><GUIRef href="/baanerp/wh/wmd/whwmd2110s000#whwmd210.oltm" role="formfield">Outbound Lead Time</GUIRef>
					</TD>
					<TD><GUIRef href="/baanerp/wh/wmd/whwmd2110s000" role="session">Warehouse - Item (whwmd2110s000)</GUIRef>
					</TD>
				</TR>
				<TR><TD><GUIRef href="/baanerp/wh/wmd/whwmd2110s000#whwmd210.iltm" role="formfield">Inbound Lead Time</GUIRef>
					</TD>
					<TD><GUIRef href="/baanerp/wh/wmd/whwmd2110s000" role="session">Warehouse - Item (whwmd2110s000)</GUIRef>
					</TD>
				</TR>
				<TR><TD><GUIRef href="/baanerp/cp/rpd/cprpd1100m000#cprpd100.eltm" role="formfield">Extra Lead Time</GUIRef>
					</TD>
					<TD><GUIRef href="/baanerp/cp/rpd/cprpd1100m000" role="session">Items - Planning (cprpd1100m000)</GUIRef>
					</TD>
				</TR>
				<TR><TD><GUIRef href="/baanerp/wh/wmd/whwmd2110s000#whwmd210.sftm" role="formfield">Safety Lead Time</GUIRef>
					</TD>
					<TD><List><ListItem><GUIRef href="/baanerp/tc/ibd/tcibd2100s000" role="session">Item - Ordering (tcibd2100s000)</GUIRef> if the <GUIRef href="/baanerp/wh/wmd/whwmd2110s000#whwmd210.uidt" role="formfield">Use Item Ordering Data</GUIRef> check box in the <GUIRef href="/baanerp/wh/wmd/whwmd2110s000" role="session">Warehouse - Item (whwmd2110s000)</GUIRef> session is selected.</ListItem>
							<ListItem><GUIRef href="/baanerp/wh/wmd/whwmd2110s000" role="session">Warehouse - Item (whwmd2110s000)</GUIRef> if the <GUIRef href="/baanerp/wh/wmd/whwmd2110s000#whwmd210.uidt" role="formfield">Use Item Ordering Data</GUIRef> check box in the <GUIRef href="/baanerp/wh/wmd/whwmd2110s000" role="session">Warehouse - Item (whwmd2110s000)</GUIRef> session is cleared.</ListItem>
						</List>
					</TD>
				</TR>
				<TR><TD><GUIRef href="/baanerp/td/ipu/tdipu0110m000#tdipu010.sfti" role="formfield">Safety Time</GUIRef>
					</TD>
					<TD><GUIRef href="/baanerp/td/ipu/tdipu0110m000" role="session">Item - Purchase Business Partner (tdipu0110m000)</GUIRef>
					</TD>
				</TR>
				<TR><TD><GUIRef href="/baanerp/td/ipu/tdipu0110m000#tdipu010.suti" role="formfield">Supply Time</GUIRef>
					</TD>
					<TD><GUIRef href="/baanerp/td/ipu/tdipu0110m000" role="session">Item - Purchase Business Partner (tdipu0110m000)</GUIRef>
					</TD>
				</TR>
				<TR><TD><GUIRef href="/baanerp/ti/ipd/tiipd0101m000#tiipd001.oltm" role="formfield">Order Lead Time</GUIRef>
					</TD>
					<TD><GUIRef href="/baanerp/ti/ipd/tiipd0101m000" role="session">Items - Production (tiipd0101m000)</GUIRef>
					</TD>
				</TR>
				<TR><TD><GUIRef href="/baanerp/td/sls/tdsls0100s400#tdsls000.ltcf.4" role="formfield">Commitment Lead Time Factor</GUIRef>
					</TD>
					<TD><GUIRef href="/baanerp/td/sls/tdsls0100s400" role="session">Sales Order Parameters (tdsls0100s400)</GUIRef>
					</TD>
				</TR>
				<TR><TD><GUIRef href="/baanerp/td/sls/tdsls0100s400#tdsls000.ltcc.4" role="formfield">Commitment Lead Time Constant (Hours)</GUIRef>
					</TD>
					<TD><GUIRef href="/baanerp/td/sls/tdsls0100s400" role="session">Sales Order Parameters (tdsls0100s400)</GUIRef>
					</TD>
				</TR>
			</TBODY>
		</TABLE>
	</GeneralSection>
	<GeneralSection><SectionTitle>Calendar sources</SectionTitle>
		<Paragraph>When SSA ERP offsets the different lead times to calculate the inventory commitment date, SSA ERP takes into account the calendars that are related to the lead times. The following table shows the calendars used.</Paragraph>
		<TABLE border="1"><THEAD><TR><TD width="159">Lead Time</TD>
					<TD width="431">Calendar</TD>
				</TR>
			</THEAD>
			<TBODY><TR><TD width="159">
						<GUIRef href="/baanerp/wh/wmd/whwmd2110s000#whwmd210.oltm" role="formfield">Outbound Lead Time</GUIRef>
					</TD>
					<TD width="431">warehouse calendar, if not available the enterprise unit calendar, otherwise the company calendar.</TD>
				</TR>
				<TR><TD width="159">
						<GUIRef href="/baanerp/wh/wmd/whwmd2110s000#whwmd210.iltm" role="formfield">Inbound Lead Time</GUIRef>
					</TD>
					<TD width="431">warehouse calendar, if not available the enterprise unit calendar, otherwise the company calendar.</TD>
				</TR>
				<TR><TD width="159">
						<GUIRef href="/baanerp/cp/rpd/cprpd1100m000#cprpd100.eltm" role="formfield">Extra Lead Time</GUIRef>
					</TD>
					<TD width="431">enterprise unit calendar</TD>
				</TR>
				<TR><TD width="159">
						<GUIRef href="/baanerp/wh/wmd/whwmd2110s000#whwmd210.sftm" role="formfield">Safety Lead Time</GUIRef>
					</TD>
					<TD width="431">enterprise unit calendar</TD>
				</TR>
				<TR><TD width="159">
						<GUIRef href="/baanerp/td/ipu/tdipu0110m000#tdipu010.sfti" role="formfield">Safety Time</GUIRef>
					</TD>
					<TD width="431">warehouse calendar, if not available the enterprise unit calendar, otherwise the company calendar</TD>
				</TR>
				<TR><TD width="159">
						<GUIRef href="/baanerp/td/ipu/tdipu0110m000#tdipu010.suti" role="formfield">Supply Time</GUIRef>
					</TD>
					<TD width="431">ship-from business parter calendar, otherwise the company calendar.</TD>
				</TR>
				<TR><TD width="159">
						<GUIRef href="/baanerp/ti/ipd/tiipd0101m000#tiipd001.oltm" role="formfield">Order Lead Time</GUIRef>
					</TD>
					<TD width="431">enterprise unit calendar, otherwise the company calendar.</TD>
				</TR>
				<TR><TD width="159">
						<GUIRef href="/baanerp/td/sls/tdsls0100s400#tdsls000.ltcc.4" role="formfield">Commitment Lead Time Constant (Hours)</GUIRef>
					</TD>
					<TD width="431">warehouse calendar, if not available the enterprise unit calendar, otherwise the company calendar.</TD>
				</TR>
			</TBODY>
		</TABLE>
		<List><ListItem>The warehouse calendar is specified in the <GUIRef href="/baanerp/wh/wmd/whwmd2100s000" role="session">Warehouse (whwmd2100s000)</GUIRef> session.</ListItem>
			<ListItem>The enterprise unit calendar is specified in the <GUIRef href="/baanerp/tg/brg/tgbrg0131s000" role="session">Enterprise Units (tgbrg0131s000)</GUIRef> session.</ListItem>
			<ListItem>The company calendar is specified in the <GUIRef href="/baanerp/tc/emm/tcemm1170m000" role="session">Companies (tcemm1170m000)</GUIRef> session.</ListItem>
			<ListItem>The ship-from business partner calendar is specified in the <GUIRef href="/baanerp/tc/com/tccom4121s000" role="session">Ship-from Business Partners (tccom4121s000)</GUIRef> session.</ListItem>
		</List>
	</GeneralSection>
	<GeneralSection><SectionTitle>Inventory commitment date for sales orders</SectionTitle>
		<Paragraph>In case of a purchased item, SSA ERP calculates the total inbound lead time for sales orders as follows:</Paragraph>
		<Formula><Paragraph UserLevel="Novice" UserType="Taskuser">total inbound lead time = commitment lead time factor * total inbound lead time for purchased item + commitment lead time constant</Paragraph>
		</Formula>
		<Paragraph>In case of a manufactured item, SSA ERP calculates the total inbound lead time for sales orders as follows:</Paragraph>
		<Formula><Paragraph UserLevel="Novice" UserType="Taskuser">total inbound lead time = commitment lead time factor * total inbound lead time for manufactured item + commitment lead time constant</Paragraph>
		</Formula>
		<Paragraph>SSA ERP calculates the total outbound lead time for sales orders as follows:</Paragraph>
		<Formula><Paragraph UserLevel="Novice" UserType="Taskuser">total outbound lead time = commitment lead time factor * total outbound lead time + commitment lead time constant</Paragraph>
		</Formula>
	</GeneralSection>
	<GeneralSection><SectionTitle>Inventory commitment date for service orders</SectionTitle>
		<Paragraph>In case of a purchased item, SSA ERP calculates the total inbound lead time for service orders as follows:</Paragraph>
		<Formula><Paragraph UserLevel="Novice" UserType="Taskuser">total inbound lead time = total inbound lead time for purchased item + planning horizon in days  </Paragraph>
		</Formula>
		<Paragraph>In case of a manufactured item, SSA ERP calculates the total inbound lead time for service orders as follows:</Paragraph>
		<Formula><Paragraph UserLevel="Novice" UserType="Taskuser">total inbound lead time = total inbound lead time for manufactured item + planning horizon in days </Paragraph>
		</Formula>
		<Paragraph>SSA ERP calculates the total outbound lead time for service orders as follows:</Paragraph>
		<Formula><Paragraph UserLevel="Novice" UserType="Taskuser">total outbound lead time = total outbound lead time + planning horizon in days</Paragraph>
		</Formula>
	</GeneralSection>
	<RelatedTopics><SectionTitle>Related topics</SectionTitle>
		<RelTopic><Link href="/baanerp/wh/onlinemanual/000034" role="manual">Inventory commitment</Link>
		</RelTopic>
	</RelatedTopics>
</ManualTopic>
