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 2.68
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -0.40
Calving Interval (days) 0.00 -1.459 0.00
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 6.30
Carcass Weight (kg) -11.60 -0.528 6.12
Age of Slaughter (days) -0.42 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 7.85
Live WT (kg) -25.60 -0.307 7.85
Total Carbon Sub Index 21.60

* Based on an €80/tonne carbon price