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 18.90
Milk (kg) -386.00 -0.014 5.40
Fat (kg) -16.27 -0.375 6.09
Prot (kg) -16.77 -0.441 7.40
Fertility Sub Index 3.20
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.37
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.23 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 23.85

* Based on an €80/tonne carbon price