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 13.04
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -14.55 -0.375 5.45
Prot (kg) -11.65 -0.441 5.14
Fertility Sub Index 2.80
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) 0.04 1.117 0.04
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.82
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 20.22

* Based on an €80/tonne carbon price