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 15.02
Milk (kg) -354.00 -0.014 4.96
Fat (kg) -12.69 -0.375 4.75
Prot (kg) -12.04 -0.441 5.31
Fertility Sub Index -4.40
Calving Interval (days) 2.03 -1.459 -2.96
Survival (%) -1.29 1.117 -1.44
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.02
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 12.23

* Based on an €80/tonne carbon price