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 6.71
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -3.82 -0.375 1.43
Prot (kg) -5.10 -0.441 2.25
Fertility Sub Index 2.61
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.09
Carcass Weight (kg) -1.55 -0.528 0.82
Age of Slaughter (days) -0.64 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 12.09

* Based on an €80/tonne carbon price