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 13.96
Milk (kg) -245.00 -0.014 3.43
Fat (kg) -13.79 -0.375 5.17
Prot (kg) -12.16 -0.441 5.37
Fertility Sub Index 9.20
Calving Interval (days) -5.60 -1.459 8.17
Survival (%) 0.92 1.117 1.03
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 4.84
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) -0.57 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 30.66

* Based on an €80/tonne carbon price