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 9.58
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -9.89 -0.375 3.70
Prot (kg) -7.57 -0.441 3.34
Fertility Sub Index 1.66
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 0.87 1.117 0.97
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.04
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 20.35

* Based on an €80/tonne carbon price