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 0.99
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -1.50 -0.375 0.56
Prot (kg) -0.20 -0.441 0.09
Fertility Sub Index -0.47
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 1.21 1.117 1.35
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index -2.03
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 7.88 -0.432 -3.40
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 4.62

* Based on an €80/tonne carbon price