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 3.85
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -1.58 -0.375 0.59
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index 1.63
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) 0.39 1.117 0.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.35
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 16.07

* Based on an €80/tonne carbon price