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Sheep Genetics Understanding MERINOSELECT ASBVs Factsheet

Australian Sheep Breeding Values (ASBVs) allow you to compare the genetic differences between rams. Rams contribute half of a lamb’s genetics. Rams have the largest impact on genetic progress, as they have more progeny throughout their lifetime.

Articles That Might Interest You

Mastering Sheep Breeding Values and Selection Indexes
Getting started with ASBVs and Selection Indexes can help woolgrowers make faster, smarter breeding decisions and improve flock profitability. It’s not just about chasing numbers — understanding an animal’s genetic merit helps you select sheep that fit your system and drive profit. This article breaks down the basics, including how ASBVs work, what Selection Indexes do and practical steps stud and commercial breeders are taking to make these tools work for you. Read more
Making sense of ASBVs and Selection Indexes
Ram buying is a task that is often only carried out once a year, so it is important that you are making well-informed selection decisions. With this year’s ram selling season now underway, now is a good time to brush up on what you need to think about to get the most out of your selection decisions. Read more
Preparing for a successful joining
Good preparation of ewes for joining can increase reproductive rates and decrease the number of ewes scanned dry. Ram preparation is also important to ensure they are in prime condition to work and pass on their genes. This article looks at ways to improve how you prepare for a successful joining. Read more
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Sheep nutrition over summer and autumn Why Western Australian woolgrowers should stay with wool Reaping the benefits of pregnancy scanning Where to start with addressing salty land Recognising and preventing metabolic disease in lambing ewes Preparing low worm-risk paddocks Management targets for increased productivity and profitability Making more money out of wool sheep: Data to decisions, markets and management Optimising productivity and profitability with feed tests Tackling dag Making EID work for you A woolgrower’s guide to getting started with carbon and emissions Sustainable worm control with summer-autumn drenching Mastering Sheep Breeding Values and Selection Indexes Optimising management of grazing stubbles Water-Smart Wool: How to Make the Most of Every Drop Driving productivity with EID Making sense of ASBVs and Selection Indexes Best-practice shearing and crutching Preparing for a successful joining Strategies to increase conception and reproductive rates Australian wool production is in the box seat to help livestock industries become part of the climate solution Wool bioharvesting technique aims to provide woolgrowers with choice Increasing your bottom line with agtech Strategies and tactics for the season Raising the bar with lamb survival Feed budgeting 101 What to look out for with stock water quality and some tips to help Passengers vs Performers Making cent$ of carbon and emissions on-farm Wean to manage Agtech wrap: recent agtech developments for woolgrowers

Publications & Other Resources

Tackling Tough Times Webinar – Session 1 Making Money out of Wool Webinar Using EID for profit and productivity Webinar Water-smart management strategies Making cent$ of carbon and emissions on-farm Making Sense of ASBVs & Selection Indexes Tackling Tough Times Webinar – Session 2 Feed Budget Tables – Green Feed Budget Tables - Break of Season Feed Budget Tables - Dry/Drought Making More From Sheep Condition Scoring of Sheep Shearing Shed Safety Sheep nutrition over summer and autumn Why Western Australian woolgrowers should stay with wool Reaping the benefits of pregnancy scanning Where to start with addressing salty land Recognising and preventing metabolic disease in lambing ewes Preparing low worm-risk paddocks Management targets for increased productivity and profitability Making more money out of wool sheep: Data to decisions, markets and management Driving productivity with EID Making sense of ASBVs and Selection Indexes Best-practice shearing and crutching Preparing for a successful joining Strategies to increase conception and reproductive rates Australian wool production is in the box seat to help livestock industries become part of the climate solution Wool bioharvesting technique aims to provide woolgrowers with choice Increasing your bottom line with agtech Strategies and tactics for dry seasons Raising the bar with lamb survival Feed budgeting 101 What to look out for with stock water quality and some tips to help Passengers vs Performers Making cent$ of carbon and emissions on-farm Wean to manage Agtech wrap: recent agtech developments for woolgrowers Lifetimewool ParaBoss Visual Sheep Scores Pain relief at lamb marking Best-practice lamb marking FeralScan AWI Workshops Information AWI Change Makers Episode 6: Lambing paddock planning AWI Change Makers Episode 2: Weaning to manage Winning With Weaners webinar AWI Change Makers Episode 1: Lambing mob size AWI Change Makers Episode 7: Scanning to manage AWI Change Makers Episode 4: Ewe condition scoring AWI Change Makers Episode 5: Joining time and length AWI Change Makers Episode 3: Ram Performance Management Standard Reference Weight calculator Winning With Weaners feed budget tables Sheep Genetics Understanding MERINOSELECT ASBVs Factsheet Sheep Genetics MERINOSELECT Indexes Factsheet AWI Prepare your sheep for shearing Factsheet AWI Dealing with shearing cuts Factsheet The value of pregnancy scanning Checklist for pregnancy scanning and ewe management from joining to lambing Pregnancy scanning: an ultra-sound investment Resource guide for sheep reproduction Stock water Pregnancy toxaemia fact sheet Hypocalcaemia fact sheet Calcium and magnesium deficiencies in pregnant and lactating ewes Wool harvesting engagement checklist Scoring for profit

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Update on AWI Merino Lifetime Productivity project AWI Wool Trip WA Ask the Chairman and Board of Directors Webinar Webinar: Introducing the Australian Wool Traceability Hub Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars Tackling Tough Times Webinars AWI webinar: Why stay in wool sheep? Webinar: Woolmark+ Australian Wool Insetting Program Past Events

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