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 5.00
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -5.46 -0.375 2.05
Prot (kg) -4.85 -0.441 2.14
Fertility Sub Index -1.26
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.63 1.117 -0.70
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index 0.25
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 6.56

* Based on an €80/tonne carbon price