Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 26.80
Milk (kg) -469.00 -0.014 6.57
Fat (kg) -27.10 -0.375 10.15
Prot (kg) -22.85 -0.441 10.09
Fertility Sub Index 5.31
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 2.80
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 41.69

* Based on an €80/tonne carbon price