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 15.11
Milk (kg) -476.00 -0.014 6.66
Fat (kg) -4.99 -0.375 1.87
Prot (kg) -14.90 -0.441 6.58
Fertility Sub Index 0.12
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) 0.36 1.117 0.40
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index 7.55
Carcass Weight (kg) -20.90 -0.528 11.02
Age of Slaughter (days) 8.06 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 16.89
Live WT (kg) -55.10 -0.307 16.89
Total Carbon Sub Index 41.27

* Based on an €80/tonne carbon price