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 8.97
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -8.52 -0.375 3.19
Prot (kg) -7.60 -0.441 3.35
Fertility Sub Index 1.03
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.37 1.117 0.41
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.76
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.85 -0.432 1.23
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 21.57

* Based on an €80/tonne carbon price