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 1.06
Milk (kg) -169.00 -0.014 2.37
Fat (kg) 2.86 -0.375 -1.07
Prot (kg) 0.53 -0.441 -0.23
Fertility Sub Index 4.45
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 0.97 1.117 1.08
Calving Sub Index 1.42
Gestation Length (days) -1.54 -0.919 1.42
Beef Sub Index 0.02
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.27 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 9.74

* Based on an €80/tonne carbon price