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 14.20
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -14.04 -0.375 5.26
Prot (kg) -11.08 -0.441 4.89
Fertility Sub Index 2.58
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 3.85
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 22.37

* Based on an €80/tonne carbon price