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 17.50
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -19.41 -0.375 7.27
Prot (kg) -12.70 -0.441 5.61
Fertility Sub Index 4.05
Calving Interval (days) -2.61 -1.459 3.81
Survival (%) 0.22 1.117 0.25
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.23
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 30.06

* Based on an €80/tonne carbon price