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 2.89
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -5.47 -0.375 2.05
Prot (kg) -2.64 -0.441 1.17
Fertility Sub Index -0.29
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index 1.25
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 3.88

* Based on an €80/tonne carbon price