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 9.29
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -11.43 -0.375 4.28
Prot (kg) -7.39 -0.441 3.26
Fertility Sub Index 1.30
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.50 1.117 0.56
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.30
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 17.95

* Based on an €80/tonne carbon price