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 -0.46
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) -0.33 1.117 -0.37
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) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 21.43

* Based on an €80/tonne carbon price