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 7.08
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -8.84 -0.375 3.31
Prot (kg) -5.50 -0.441 2.43
Fertility Sub Index 3.11
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) -0.74 1.117 -0.83
Calving Sub Index -0.94
Gestation Length (days) 1.02 -0.919 -0.94
Beef Sub Index 1.69
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.86 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 14.08

* Based on an €80/tonne carbon price