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 5.30
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -5.38 -0.375 2.02
Prot (kg) -4.99 -0.441 2.20
Fertility Sub Index 0.72
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.29 1.117 0.32
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.54
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 16.53

* Based on an €80/tonne carbon price