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 7.44
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) -13.12 -0.375 4.91
Prot (kg) -6.10 -0.441 2.69
Fertility Sub Index -0.61
Calving Interval (days) 0.36 -1.459 -0.53
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.00
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.45 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 18.40

* Based on an €80/tonne carbon price