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 3.46
Milk (kg) -219.00 -0.014 3.07
Fat (kg) 4.15 -0.375 -1.55
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index 1.00
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.06 1.117 0.07
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index 2.39
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 10.76

* Based on an €80/tonne carbon price