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 8.28
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -4.96 -0.375 1.86
Prot (kg) -6.50 -0.441 2.87
Fertility Sub Index 1.32
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 1.07
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 7.63
Live WT (kg) -24.90 -0.307 7.63
Total Carbon Sub Index 19.06

* Based on an €80/tonne carbon price