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 18.82
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -17.64 -0.375 6.61
Prot (kg) -16.58 -0.441 7.32
Fertility Sub Index 0.04
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 3.41
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -1.18 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 26.96

* Based on an €80/tonne carbon price