---
title: BULLPEN Event
slug: pl-check-links/bullpen-event
docTags: 
createdAt: 2026-02-23T07:45:12.301Z
---

The BULLPEN event records when an animal is moved from a standard pen to a bull pen. The date of the BULLPEN event may help in estimating the conception date for a pregnancy. Expand the sections below to learn more:

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## Event Guidelines

Use the mobile app or the web version of PULSE to enter events! Tap Events in the [mobile app](docId\:LrbWjLC6pBiEQt-JRs1XB) to get started, or see [Add Events](docId\:e-WCEtRy4dtmIOd-iy-k4) to learn more about adding events from web. PULSE supports adding events that have occurred within the last year.
:::

:::ExpandableHeading
## Process Changes

When you add events from web or the mobile app, your updates are sent to PULSE and then on to DairyComp 305 for DairyComp Unlimiteddairies (WiFi or data connection required).

When the updates are received, anDNB event is added for each completed animal with the EDAY as the date the event was completed in the mobile app.
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[\< Return to EVENTs Overview](docId\:e-WCEtRy4dtmIOd-iy-k4)