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 3.05
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -1.26 -0.375 0.47
Prot (kg) -4.61 -0.441 2.03
Fertility Sub Index -6.42
Calving Interval (days) 3.36 -1.459 -4.90
Survival (%) -1.36 1.117 -1.52
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.60
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -1.00

* Based on an €80/tonne carbon price