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 8.37
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -4.62 -0.375 1.73
Prot (kg) -7.37 -0.441 3.25
Fertility Sub Index 0.73
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.59 1.117 0.66
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.74
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -1.71 -0.432 0.74
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 21.98

* Based on an €80/tonne carbon price