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 3.36
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -3.32 -0.441 1.47
Fertility Sub Index 4.89
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) 1.27 1.117 1.42
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.76
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.40 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 18.31

* Based on an €80/tonne carbon price