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 0.52
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -0.74 -0.441 0.33
Fertility Sub Index 7.53
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 1.47
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 13.77

* Based on an €80/tonne carbon price