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 20.13
Milk (kg) -363.00 -0.014 5.08
Fat (kg) -18.41 -0.375 6.90
Prot (kg) -18.47 -0.441 8.15
Fertility Sub Index 5.01
Calving Interval (days) -3.93 -1.459 5.73
Survival (%) -0.65 1.117 -0.73
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 1.44
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -3.94 -0.432 1.70
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 29.01

* Based on an €80/tonne carbon price