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 7.62
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -7.06 -0.375 2.64
Prot (kg) -6.81 -0.441 3.01
Fertility Sub Index 0.07
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) 0.10 1.117 0.11
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.99
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.31 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 18.56

* Based on an €80/tonne carbon price