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 6.82
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -4.53 -0.375 1.70
Prot (kg) -6.03 -0.441 2.66
Fertility Sub Index 1.25
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) 0.41 1.117 0.46
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.36
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.93 -0.432 0.83
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 19.62

* Based on an €80/tonne carbon price