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 1.95
Milk (kg) -76.00 -0.014 1.06
Fat (kg) 3.35 -0.375 -1.25
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index -0.96
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 1.27

* Based on an €80/tonne carbon price