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 -2.11
Milk (kg) 120.00 -0.014 -1.68
Fat (kg) 0.17 -0.375 -0.06
Prot (kg) 0.82 -0.441 -0.36
Fertility Sub Index 6.35
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 0.81 1.117 0.90
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index 0.32
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 8.54

* Based on an €80/tonne carbon price