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 3.29
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -2.69 -0.375 1.01
Prot (kg) -2.92 -0.441 1.29
Fertility Sub Index 1.35
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 1.52
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -1.31 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 11.71

* Based on an €80/tonne carbon price