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 3.10
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -2.74 -0.375 1.03
Prot (kg) -2.32 -0.441 1.02
Fertility Sub Index -9.05
Calving Interval (days) 4.98 -1.459 -7.27
Survival (%) -1.60 1.117 -1.79
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index 1.26
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index -1.77

* Based on an €80/tonne carbon price