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 4.89
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -7.84 -0.375 2.94
Prot (kg) -0.80 -0.441 0.35
Fertility Sub Index 4.77
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 1.25 1.117 1.40
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.70
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.77 -0.432 0.33
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 19.46

* Based on an €80/tonne carbon price