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 1.04
Milk (kg) 72.00 -0.014 -1.01
Fat (kg) -3.94 -0.375 1.48
Prot (kg) -1.30 -0.441 0.57
Fertility Sub Index 7.20
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 1.81 1.117 2.02
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index 1.05
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 15.78

* Based on an €80/tonne carbon price