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 8.34
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -6.22 -0.375 2.33
Prot (kg) -8.33 -0.441 3.68
Fertility Sub Index 18.76
Calving Interval (days) -10.00 -1.459 14.59
Survival (%) 3.73 1.117 4.17
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 0.66
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 30.46

* Based on an €80/tonne carbon price