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 1.96
Milk (kg) -207.00 -0.014 2.90
Fat (kg) 5.72 -0.375 -2.14
Prot (kg) -2.72 -0.441 1.20
Fertility Sub Index 5.17
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) 0.53 1.117 0.59
Calving Sub Index 1.94
Gestation Length (days) -2.11 -0.919 1.94
Beef Sub Index 1.03
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 5.19 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 13.29

* Based on an €80/tonne carbon price