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 18.07
Milk (kg) -513.00 -0.014 7.18
Fat (kg) -13.50 -0.375 5.06
Prot (kg) -13.22 -0.441 5.83
Fertility Sub Index 6.09
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 1.06 1.117 1.18
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index 2.25
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -0.70 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 31.71

* Based on an €80/tonne carbon price