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 9.54
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -14.24 -0.375 5.33
Prot (kg) -9.09 -0.441 4.01
Fertility Sub Index 2.60
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index -2.75
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 11.23

* Based on an €80/tonne carbon price