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 4.76
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -8.37 -0.375 3.14
Prot (kg) -0.60 -0.441 0.26
Fertility Sub Index 6.46
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) 1.34 1.117 1.50
Calving Sub Index -1.92
Gestation Length (days) 2.09 -0.919 -1.92
Beef Sub Index -1.93
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 4.84 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 11.71

* Based on an €80/tonne carbon price