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 9.33
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -8.10 -0.375 3.03
Prot (kg) -8.43 -0.441 3.72
Fertility Sub Index -4.87
Calving Interval (days) 2.23 -1.459 -3.25
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.34
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 6.36

* Based on an €80/tonne carbon price