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 0.59
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -0.39 -0.375 0.15
Prot (kg) -0.52 -0.441 0.23
Fertility Sub Index 3.26
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) 0.91 1.117 1.02
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.29
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 11.96

* Based on an €80/tonne carbon price