Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 3.96
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -0.49 -0.375 0.18
Prot (kg) -5.68 -0.441 2.51
Fertility Sub Index 0.16
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index -0.56
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index 3.02

* Based on an €80/tonne carbon price