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 -0.26
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -0.59 -0.375 0.22
Prot (kg) 1.24 -0.441 -0.55
Fertility Sub Index 1.30
Calving Interval (days) -0.01 -1.459 0.01
Survival (%) 1.15 1.117 1.28
Calving Sub Index 1.41
Gestation Length (days) -1.53 -0.919 1.41
Beef Sub Index 0.30
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 7.44

* Based on an €80/tonne carbon price