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 0.67
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -0.64 -0.375 0.24
Prot (kg) -0.65 -0.441 0.29
Fertility Sub Index 6.09
Calving Interval (days) -3.34 -1.459 4.87
Survival (%) 1.09 1.117 1.22
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 0.09
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 9.86

* Based on an €80/tonne carbon price