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 2.52
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -2.38 -0.375 0.89
Prot (kg) -1.38 -0.441 0.61
Fertility Sub Index 11.30
Calving Interval (days) -6.25 -1.459 9.12
Survival (%) 1.95 1.117 2.18
Calving Sub Index 2.20
Gestation Length (days) -2.39 -0.919 2.20
Beef Sub Index 2.28
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -2.35 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 23.78

* Based on an €80/tonne carbon price