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 10.27
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -11.76 -0.375 4.40
Prot (kg) -6.86 -0.441 3.03
Fertility Sub Index 2.25
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) -0.73 1.117 -0.82
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 1.32
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 4.89 -0.432 -2.11
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 17.81

* Based on an €80/tonne carbon price