Lactanet Canada

Dairy Knowledge

- Genetics Edition -

April 2025

SPRING INTO ACTION WITH APRIL PROOF HIGHLIGHTS

The April 1st 2025, proof release arrived, bringing a fresh wave of exciting updates! After a year-long collaboration with breed associations, industry partners, and breeders, Lactanet proudly introduces the modernized Lifetime Performance Index (LPI).

In this edition you’ll discover these changes, learn how to create your personalized LPI on LactanetGen.ca, and find out which national selection index best aligns with your herd goals!
 

Modernized LPI

The modernized LPI includes six subindexes, each published individually and combined to create a balanced response for traits of importance. With the LPI, you can boost genetic progress and select for a herd that is high performing, efficient, and long lasting!  

Discover more

Pro$ Update

Pro$ is Canada’s economic selection index designed to maximize cow lifetime  profitability and is updated annually. On April 1st 2025, Lactanet introduced a rolling average of economic values for the past 5 years to reduce fluctuations

Latest update

LPI or Pro$?

Identify which national selection index aligns best with your breeding goals by reviewing proof correlations with each trait. Remember, just because a trait is not directly included in the LPI or Pro$ formulas, doesn’t mean you won’t make progress for the trait!

Learn more
 

Create your personalized LPI (pLPI)

Want to take a more tailored approach that reflects your goals? Create your pLPI at LactanetGen.ca by signing in and modifying the percentage emphasis on each subindex. View your pLPI next to the official LPI for each animal via the Animal Query or Group Query!
 

Read how

Got Questions? We've Got Answers! 

Introducing our comprehensive FAQ document on LactanetGen.ca! Whether you're new to our genetic tools or a long-time user, our FAQ section is designed to provide answers to all your questions. From understanding the animal queries to customizing your viewing experience, we've got you covered.  

Explore the FAQ

Share Your Insights

You are invited to participate in a research project conducted through the Centre for Genetic Improvement of Livestock (CGIL) at the University of Guelph: Understanding The Canadian Producer’s Perspective and Experience on Reporting Gestational and Developmental Dairy Calf Complications. 

CGIL has partnered with Lactanet, Holstein Canada, and Semex, to develop an improved reporting system to help farmers document and track gestational and developmental complications—supporting more informed breeding decisions. Read more and complete the survey below to provide your platform preferences and experiences. 

This project has been reviewed by the Research Ethics Board for compliance with federal guidelines for research involving human participants (REB #64). 

Take the Survey