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 10.99
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -12.09 -0.375 4.53
Prot (kg) -10.49 -0.441 4.63
Fertility Sub Index 1.35
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index -0.03
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 14.06

* Based on an €80/tonne carbon price