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 -1.66
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.23
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 2.94

* Based on an €80/tonne carbon price