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 9.30
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -11.54 -0.375 4.32
Prot (kg) -7.50 -0.441 3.31
Fertility Sub Index 0.18
Calving Interval (days) 0.30 -1.459 -0.44
Survival (%) 0.55 1.117 0.61
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.18
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 20.02

* Based on an €80/tonne carbon price