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 2.48
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 2.64 -0.375 -0.99
Prot (kg) -5.26 -0.441 2.32
Fertility Sub Index -0.96
Calving Interval (days) 0.42 -1.459 -0.61
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 3.31

* Based on an €80/tonne carbon price