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 9.55
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -10.57 -0.375 3.96
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index 5.25
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 2.35 1.117 2.63
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 2.96
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -1.98 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 20.37

* Based on an €80/tonne carbon price