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 3.69
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -1.00 -0.375 0.37
Prot (kg) -3.24 -0.441 1.43
Fertility Sub Index 5.35
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 1.34 1.117 1.50
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.50
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 19.17

* Based on an €80/tonne carbon price