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 8.67
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -6.16 -0.375 2.31
Prot (kg) -9.59 -0.441 4.23
Fertility Sub Index 3.01
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.24
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 12.05

* Based on an €80/tonne carbon price