Monitoring Fertility Flashcards
1
Q
Why do we monitor fertility?
A
- It’s an important driver of efficiency
- It’s ‘hard to see’
- Changes now can affect future performance
2
Q
Why do enterprises need different measures?
A
- Year-round vs seasonal
- Number of offspring
- Data and software availability
3
Q
Types of measures used
A
- Measures number of offspring
- Doesn’t measure number of offspring
4
Q
Methods which measures number of offspring
A
- Lambing percentage
- Piglets per sow per year
5
Q
Methods which don’t measure number of offspring
A
- Interval between births
- Proportion culled as infertile
- Pregnancies per unit time
6
Q
Submission rate
A
Proportion of eligible cows served
7
Q
Pregnancy rate
A
Proportion of eligible cows getting pregnant
Used as an overall measure of performance
