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 2.50
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -2.73 -0.375 1.02
Prot (kg) -2.43 -0.441 1.07
Fertility Sub Index 1.21
Calving Interval (days) -0.99 -1.459 1.44
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 0.76
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.07 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 7.80

* Based on an €80/tonne carbon price