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 18.71
Milk (kg) -445.00 -0.014 6.23
Fat (kg) -15.66 -0.375 5.87
Prot (kg) -14.99 -0.441 6.62
Fertility Sub Index 4.57
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 1.41 1.117 1.58
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index -2.02
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 4.93 -0.432 -2.13
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 24.22

* Based on an €80/tonne carbon price