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 8.31
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -8.12 -0.375 3.04
Prot (kg) -7.62 -0.441 3.36
Fertility Sub Index -1.01
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 2.99
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 1.13 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 17.30

* Based on an €80/tonne carbon price