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 3.23
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -3.05 -0.375 1.14
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index 7.21
Calving Interval (days) -4.63 -1.459 6.76
Survival (%) 0.41 1.117 0.46
Calving Sub Index 2.59
Gestation Length (days) -2.82 -0.919 2.59
Beef Sub Index 0.06
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -0.39 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index 13.74

* Based on an €80/tonne carbon price