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 4.83
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -2.68 -0.375 1.00
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index 2.06
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 0.60 1.117 0.67
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.57
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.42 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 18.60

* Based on an €80/tonne carbon price