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 4.95
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -4.92 -0.375 1.84
Prot (kg) -4.22 -0.441 1.86
Fertility Sub Index -4.62
Calving Interval (days) 2.23 -1.459 -3.25
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.05
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 1.28

* Based on an €80/tonne carbon price