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 5.26
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -4.98 -0.375 1.87
Prot (kg) -6.83 -0.441 3.01
Fertility Sub Index -5.31
Calving Interval (days) 3.68 -1.459 -5.37
Survival (%) 0.05 1.117 0.06
Calving Sub Index 2.43
Gestation Length (days) -2.64 -0.919 2.43
Beef Sub Index -3.64
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 5.37 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index -3.54

* Based on an €80/tonne carbon price