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 4.27
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -5.22 -0.375 1.96
Prot (kg) -3.91 -0.441 1.73
Fertility Sub Index 1.64
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) 0.24 1.117 0.27
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 0.99
Carcass Weight (kg) -2.55 -0.528 1.35
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 2.96
Live WT (kg) -9.65 -0.307 2.96
Total Carbon Sub Index 9.78

* Based on an €80/tonne carbon price