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 19.12
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -18.76 -0.375 7.03
Prot (kg) -17.82 -0.441 7.87
Fertility Sub Index 5.31
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 0.23
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 28.07

* Based on an €80/tonne carbon price