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 10.40
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -5.39 -0.375 2.02
Prot (kg) -13.78 -0.441 6.08
Fertility Sub Index 0.53
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) 0.00 1.117 0.00
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.14
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 12.44

* Based on an €80/tonne carbon price