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 3.77
Milk (kg) -103.00 -0.014 1.44
Fat (kg) 5.52 -0.375 -2.07
Prot (kg) -9.96 -0.441 4.40
Fertility Sub Index -1.21
Calving Interval (days) 0.95 -1.459 -1.39
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 0.86
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index -1.87
Live WT (kg) 6.10 -0.307 -1.87
Total Carbon Sub Index 2.44

* Based on an €80/tonne carbon price