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 16.07
Milk (kg) -366.00 -0.014 5.12
Fat (kg) -13.38 -0.375 5.01
Prot (kg) -13.45 -0.441 5.94
Fertility Sub Index 6.85
Calving Interval (days) -4.73 -1.459 6.90
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 0.47
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.00 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 25.20

* Based on an €80/tonne carbon price