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 8.95
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -6.56 -0.375 2.46
Prot (kg) -7.92 -0.441 3.50
Fertility Sub Index 1.06
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.31 1.117 0.35
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.76
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.49 -0.432 1.07
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 22.08

* Based on an €80/tonne carbon price