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 4.69
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -5.91 -0.375 2.21
Prot (kg) -4.89 -0.441 2.16
Fertility Sub Index 4.66
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) -1.55 1.117 -1.73
Calving Sub Index -0.73
Gestation Length (days) 0.79 -0.919 -0.73
Beef Sub Index -1.35
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 5.56 -0.432 -2.40
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 9.43

* Based on an €80/tonne carbon price