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 8.03
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -6.87 -0.375 2.57
Prot (kg) -6.36 -0.441 2.81
Fertility Sub Index 10.04
Calving Interval (days) -5.19 -1.459 7.57
Survival (%) 2.21 1.117 2.47
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -1.02
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 0.00
Live WT (kg) 0.00 -0.307 0.00
Total Carbon Sub Index 18.05

* Based on an €80/tonne carbon price