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 8.52
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -13.96 -0.375 5.23
Prot (kg) -2.99 -0.441 1.32
Fertility Sub Index 7.95
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 3.89 1.117 4.35
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 0.83
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 4.31 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 7.97
Live WT (kg) -26.00 -0.307 7.97
Total Carbon Sub Index 25.32

* Based on an €80/tonne carbon price