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 2.40
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -0.43 -0.375 0.16
Prot (kg) -3.68 -0.441 1.62
Fertility Sub Index 5.02
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 0.51 1.117 0.57
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 1.16
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 5.75 -0.432 -2.48
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 11.20

* Based on an €80/tonne carbon price