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 3.90
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -3.37 -0.375 1.26
Prot (kg) -4.64 -0.441 2.05
Fertility Sub Index -8.22
Calving Interval (days) 3.89 -1.459 -5.68
Survival (%) -2.28 1.117 -2.55
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 0.54
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index -1.81

* Based on an €80/tonne carbon price