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 15.01
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -16.47 -0.375 6.17
Prot (kg) -14.48 -0.441 6.39
Fertility Sub Index 8.89
Calving Interval (days) -4.82 -1.459 7.03
Survival (%) 1.66 1.117 1.85
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 5.18
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) -3.93 -0.432 1.70
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 35.57

* Based on an €80/tonne carbon price