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 14.30
Milk (kg) -488.00 -0.014 6.83
Fat (kg) -6.80 -0.375 2.55
Prot (kg) -11.15 -0.441 4.92
Fertility Sub Index 7.25
Calving Interval (days) -4.35 -1.459 6.35
Survival (%) 0.81 1.117 0.90
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index 0.37
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 25.96

* Based on an €80/tonne carbon price