---
type: "example"
title: "Group Example: group-example-herd1"
resource: "Group"
example: "group-example-herd1"
---
# Group Example: group-example-herd1

## Example XML



```xml
<?xml version="1.0" encoding="UTF-8"?>
<!--
 An example of a herd used in the subject screening observation for Mycoplasmal Pneumonia in Pigs
(Enzootic pneumonia).  Many thanks to Veterinary Diagnostic Laboratory Iowa State University for the data.-->
<Group xmlns="http://hl7.org/fhir" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://hl7.org/fhir ../../schema/Group.xsd">
	<id value="herd1"/>
	<!-- added this extension to reference the owner (client) of the herd -->
	<extension url="http://example.org/fhir/StructureDefinition/owner">
	<valueReference>
		<reference value="RelatedPerson/peter"/>
		<display value="Peter Chalmers"/>
	</valueReference>
	</extension>
	<!-- diagnostic lab's identifier -->
	<identifier>
		<system value="https://vetmed.iastate.edu/vdl"/>
		<value value="20171120-1234"/>
	</identifier>
	<name value="Breeding herd"/>
	<status value="active"/>
	<type value="animal"/>
	<membership value="enumerated"/>
	<!-- describes a bunch of female breeding sows  added a translation from US APHIS codes to SNOMED CT-->
	<code>
		<coding>
			<system value="http://snomed.info/sct"/>
			<code value="388393002"/>
			<display value="Genus Sus (organism)"/>
		</coding>
		<coding>
			<system value="https://www.aphis.usda.gov"/>
			<code value="POR"/>
			<display value="porcine"/>
		</coding>
		<text value="Porcine"/>
	</code>
	<quantity value="2500"/>
	<!-- the share the common charasteristic of being sows -->
	<characteristic>
		<code>
			<text value="gender"/>
		</code>
		<valueCodeableConcept>
			<text value="female"/>
		</valueCodeableConcept>
		<!-- required element - false means they are all sows -->
		<exclude value="false"/>
	</characteristic>

</Group>
```