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 22.40
Milk (kg) -427.00 -0.014 5.98
Fat (kg) -22.21 -0.375 8.32
Prot (kg) -18.35 -0.441 8.10
Fertility Sub Index 7.39
Calving Interval (days) -4.33 -1.459 6.32
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 0.81
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -1.03 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 32.80

* Based on an €80/tonne carbon price