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 10.95
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -13.00 -0.375 4.87
Prot (kg) -8.06 -0.441 3.56
Fertility Sub Index 8.10
Calving Interval (days) -5.43 -1.459 7.92
Survival (%) 0.16 1.117 0.18
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index 4.48
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) -1.10 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 29.29

* Based on an €80/tonne carbon price