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 7.01
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -13.50 -0.375 5.06
Prot (kg) -4.40 -0.441 1.94
Fertility Sub Index -2.73
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -2.38 1.117 -2.66
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.28
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 6.28

* Based on an €80/tonne carbon price