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 1.48
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 0.84 -0.375 -0.31
Prot (kg) -2.33 -0.441 1.03
Fertility Sub Index 2.65
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) 0.52 1.117 0.58
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 0.50
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 6.94

* Based on an €80/tonne carbon price