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 29.23
Milk (kg) -1035.00 -0.014 14.49
Fat (kg) -7.41 -0.375 2.78
Prot (kg) -27.11 -0.441 11.97
Fertility Sub Index 7.27
Calving Interval (days) -4.23 -1.459 6.17
Survival (%) 0.98 1.117 1.09
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 0.14
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.26 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 40.30

* Based on an €80/tonne carbon price