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 1.14
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -0.71 -0.375 0.27
Prot (kg) -1.18 -0.441 0.52
Fertility Sub Index 0.25
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.08
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 2.83

* Based on an €80/tonne carbon price