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 3.08
Milk (kg) -149.00 -0.014 2.09
Fat (kg) 0.08 -0.375 -0.03
Prot (kg) -2.32 -0.441 1.02
Fertility Sub Index 2.03
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 0.50 1.117 0.56
Calving Sub Index -2.55
Gestation Length (days) 2.77 -0.919 -2.55
Beef Sub Index -1.65
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index 0.64

* Based on an €80/tonne carbon price