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 23.97
Milk (kg) -597.00 -0.014 8.36
Fat (kg) -21.05 -0.375 7.88
Prot (kg) -17.50 -0.441 7.72
Fertility Sub Index -0.10
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) -1.55 1.117 -1.73
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 4.03
Carcass Weight (kg) -11.00 -0.528 5.80
Age of Slaughter (days) 4.10 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 7.39
Live WT (kg) -24.10 -0.307 7.39
Total Carbon Sub Index 40.26

* Based on an €80/tonne carbon price