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 8.01
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -5.58 -0.375 2.09
Prot (kg) -7.58 -0.441 3.35
Fertility Sub Index -0.21
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.13
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 17.28

* Based on an €80/tonne carbon price