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 1.31
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -0.56 -0.375 0.21
Prot (kg) -1.00 -0.441 0.44
Fertility Sub Index 7.16
Calving Interval (days) -3.31 -1.459 4.83
Survival (%) 2.09 1.117 2.33
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.36
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 17.09

* Based on an €80/tonne carbon price