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 5.23
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -2.52 -0.375 0.94
Prot (kg) -4.25 -0.441 1.88
Fertility Sub Index 3.89
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 1.12
Carcass Weight (kg) -9.40 -0.528 4.96
Age of Slaughter (days) 8.90 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 10.55
Live WT (kg) -34.40 -0.307 10.55
Total Carbon Sub Index 21.56

* Based on an €80/tonne carbon price