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 3.15
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -6.25 -0.375 2.34
Prot (kg) -0.46 -0.441 0.20
Fertility Sub Index 4.14
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) 1.64 1.117 1.83
Calving Sub Index 2.00
Gestation Length (days) -2.18 -0.919 2.00
Beef Sub Index 2.16
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.73 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 13.28

* Based on an €80/tonne carbon price