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 10.78
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -14.57 -0.375 5.46
Prot (kg) -6.38 -0.441 2.82
Fertility Sub Index 1.62
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.31 1.117 0.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.11
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.22 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 24.45

* Based on an €80/tonne carbon price