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 1.42
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -1.52 -0.375 0.57
Prot (kg) -1.35 -0.441 0.60
Fertility Sub Index 0.90
Calving Interval (days) -0.74 -1.459 1.08
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 0.01
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 5.08

* Based on an €80/tonne carbon price