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 0.24
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -0.27 -0.375 0.10
Prot (kg) -0.13 -0.441 0.06
Fertility Sub Index 5.03
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.50 1.117 1.68
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.65
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 17.70

* Based on an €80/tonne carbon price