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 2.50
Milk (kg) -113.00 -0.014 1.58
Fat (kg) 0.09 -0.375 -0.03
Prot (kg) -2.15 -0.441 0.95
Fertility Sub Index 5.33
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 1.32 1.117 1.47
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.07
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.01 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 16.57

* Based on an €80/tonne carbon price