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 10.14
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -14.42 -0.375 5.40
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index 0.77
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.11
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.22 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 22.06

* Based on an €80/tonne carbon price