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 19.02
Milk (kg) -359.00 -0.014 5.03
Fat (kg) -21.70 -0.375 8.13
Prot (kg) -13.29 -0.441 5.87
Fertility Sub Index 0.10
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) 0.22 1.117 0.25
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index -3.55
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 7.24 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 18.77

* Based on an €80/tonne carbon price