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 -3.01
Milk (kg) -90.00 -0.014 1.26
Fat (kg) 9.50 -0.375 -3.56
Prot (kg) 1.62 -0.441 -0.72
Fertility Sub Index 0.46
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 3.03
Gestation Length (days) -3.30 -0.919 3.03
Beef Sub Index 1.31
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 3.07

* Based on an €80/tonne carbon price