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 1.84
Milk (kg) 13.00 -0.014 -0.18
Fat (kg) -4.60 -0.375 1.72
Prot (kg) -0.68 -0.441 0.30
Fertility Sub Index 1.63
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) 0.01 1.117 0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.27
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 3.29

* Based on an €80/tonne carbon price