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 11.69
Milk (kg) -449.00 -0.014 6.29
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -9.85 -0.441 4.35
Fertility Sub Index 3.00
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 1.25 1.117 1.40
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 2.52
Carcass Weight (kg) -11.30 -0.528 5.96
Age of Slaughter (days) 7.96 -0.432 -3.44
Maintenance Sub Index Maint. Sub Index 11.50
Live WT (kg) -37.50 -0.307 11.50
Total Carbon Sub Index 29.44

* Based on an €80/tonne carbon price