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 1.37
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -4.02 -0.375 1.51
Prot (kg) 2.98 -0.441 -1.32
Fertility Sub Index 5.30
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 1.82 1.117 2.03
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 5.13
Carcass Weight (kg) -13.40 -0.528 7.07
Age of Slaughter (days) 4.48 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 9.20
Live WT (kg) -30.00 -0.307 9.20
Total Carbon Sub Index 20.66

* Based on an €80/tonne carbon price