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 16.90
Milk (kg) -424.00 -0.014 5.94
Fat (kg) -11.91 -0.375 4.46
Prot (kg) -14.73 -0.441 6.50
Fertility Sub Index 6.90
Calving Interval (days) -4.20 -1.459 6.13
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 2.96
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -0.14 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 31.28

* Based on an €80/tonne carbon price