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 3.50
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -4.43 -0.375 1.66
Prot (kg) -3.61 -0.441 1.59
Fertility Sub Index -1.59
Calving Interval (days) 0.79 -1.459 -1.15
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.67
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 10.64

* Based on an €80/tonne carbon price