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 9.01
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -8.78 -0.375 3.29
Prot (kg) -6.50 -0.441 2.87
Fertility Sub Index 8.23
Calving Interval (days) -4.80 -1.459 7.00
Survival (%) 1.10 1.117 1.23
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index 0.37
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 22.27

* Based on an €80/tonne carbon price