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 2.32
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -2.15 -0.375 0.81
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index 5.52
Calving Interval (days) -2.82 -1.459 4.11
Survival (%) 1.26 1.117 1.41
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index -2.25
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 9.62 -0.432 -4.15
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 11.33

* Based on an €80/tonne carbon price