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 11.33
Milk (kg) -323.00 -0.014 4.52
Fat (kg) -10.69 -0.375 4.00
Prot (kg) -6.36 -0.441 2.81
Fertility Sub Index 1.63
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 0.06 1.117 0.07
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index 0.68
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 19.21

* Based on an €80/tonne carbon price