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 6.48
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -4.99 -0.375 1.87
Prot (kg) -5.75 -0.441 2.54
Fertility Sub Index 7.73
Calving Interval (days) -3.63 -1.459 5.30
Survival (%) 2.18 1.117 2.44
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.04
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.57 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 26.25

* Based on an €80/tonne carbon price