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 11.72
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -11.50 -0.375 4.31
Prot (kg) -9.79 -0.441 4.32
Fertility Sub Index 0.10
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 1.81
Gestation Length (days) -1.97 -0.919 1.81
Beef Sub Index 2.87
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 0.32 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 22.29

* Based on an €80/tonne carbon price