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 11.78
Milk (kg) -519.00 -0.014 7.27
Fat (kg) -1.15 -0.375 0.43
Prot (kg) -9.25 -0.441 4.08
Fertility Sub Index 3.30
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) 1.45 1.117 1.62
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 6.04
Carcass Weight (kg) -18.00 -0.528 9.50
Age of Slaughter (days) 8.00 -0.432 -3.45
Maintenance Sub Index Maint. Sub Index 15.63
Live WT (kg) -51.00 -0.307 15.63
Total Carbon Sub Index 37.41

* Based on an €80/tonne carbon price