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 18.34
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -21.32 -0.375 7.99
Prot (kg) -13.53 -0.441 5.97
Fertility Sub Index -1.40
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -1.76
Gestation Length (days) 1.92 -0.919 -1.76
Beef Sub Index -0.80
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.44 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 17.38

* Based on an €80/tonne carbon price