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 4.03
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -3.39 -0.375 1.27
Prot (kg) -3.55 -0.441 1.57
Fertility Sub Index 4.44
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 1.06 1.117 1.18
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 3.73
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -3.27 -0.432 1.41
Maintenance Sub Index Maint. Sub Index 6.99
Live WT (kg) -22.80 -0.307 6.99
Total Carbon Sub Index 23.02

* Based on an €80/tonne carbon price