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 10.92
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -8.83 -0.375 3.31
Prot (kg) -11.57 -0.441 5.11
Fertility Sub Index -8.26
Calving Interval (days) 4.17 -1.459 -6.08
Survival (%) -1.95 1.117 -2.18
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 0.01
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.89 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 3.12

* Based on an €80/tonne carbon price