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 2.56
Milk (kg) -126.00 -0.014 1.76
Fat (kg) 0.77 -0.375 -0.29
Prot (kg) -2.45 -0.441 1.08
Fertility Sub Index -0.85
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.28
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 2.33

* Based on an €80/tonne carbon price