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 4.77
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -2.84 -0.375 1.06
Prot (kg) -3.57 -0.441 1.58
Fertility Sub Index 4.42
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) 1.02 1.117 1.14
Calving Sub Index -0.99
Gestation Length (days) 1.08 -0.919 -0.99
Beef Sub Index -2.36
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 6.33 -0.432 -2.73
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 9.39

* Based on an €80/tonne carbon price