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 19.34
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -19.58 -0.375 7.33
Prot (kg) -18.06 -0.441 7.97
Fertility Sub Index 1.58
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) 0.50 1.117 0.56
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index 0.25
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 21.20

* Based on an €80/tonne carbon price