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 9.89
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -9.30 -0.375 3.48
Prot (kg) -9.31 -0.441 4.11
Fertility Sub Index 0.99
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 0.30 1.117 0.34
Calving Sub Index 1.76
Gestation Length (days) -1.91 -0.919 1.76
Beef Sub Index 2.08
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -2.98 -0.432 1.29
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 20.26

* Based on an €80/tonne carbon price