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 23.10
Milk (kg) -386.00 -0.014 5.40
Fat (kg) -26.34 -0.375 9.87
Prot (kg) -17.75 -0.441 7.83
Fertility Sub Index 4.35
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index -0.38
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 0.15 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 29.92

* Based on an €80/tonne carbon price