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 3.23
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -4.87 -0.375 1.82
Prot (kg) 0.34 -0.441 -0.15
Fertility Sub Index 16.50
Calving Interval (days) -9.64 -1.459 14.07
Survival (%) 2.18 1.117 2.44
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index 0.39
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.20 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 20.00

* Based on an €80/tonne carbon price