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 9.29
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -5.22 -0.375 1.96
Prot (kg) -7.20 -0.441 3.18
Fertility Sub Index 6.13
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 0.55 1.117 0.61
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 0.44
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 19.23

* Based on an €80/tonne carbon price