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 18.20
Milk (kg) -383.00 -0.014 5.36
Fat (kg) -17.27 -0.375 6.47
Prot (kg) -14.43 -0.441 6.37
Fertility Sub Index 3.06
Calving Interval (days) -3.16 -1.459 4.61
Survival (%) -1.39 1.117 -1.55
Calving Sub Index -0.68
Gestation Length (days) 0.74 -0.919 -0.68
Beef Sub Index 2.90
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) -0.48 -0.432 0.21
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 29.48

* Based on an €80/tonne carbon price