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 10.15
Milk (kg) -328.00 -0.014 4.59
Fat (kg) -3.41 -0.375 1.28
Prot (kg) -9.70 -0.441 4.28
Fertility Sub Index 2.16
Calving Interval (days) -1.43 -1.459 2.09
Survival (%) 0.07 1.117 0.08
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 1.39
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 16.58

* Based on an €80/tonne carbon price