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 2.06
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -0.65 -0.441 0.29
Fertility Sub Index 2.24
Calving Interval (days) -1.09 -1.459 1.59
Survival (%) 0.58 1.117 0.65
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.85
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 15.42

* Based on an €80/tonne carbon price