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 2.87
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -3.37 -0.375 1.26
Prot (kg) -2.27 -0.441 1.00
Fertility Sub Index -4.35
Calving Interval (days) 2.92 -1.459 -4.26
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.39
Carcass Weight (kg) -2.55 -0.528 1.35
Age of Slaughter (days) 6.33 -0.432 -2.73
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 2.56

* Based on an €80/tonne carbon price