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 1.86
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -0.91 -0.375 0.34
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 6.19
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 1.64 1.117 1.83
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.72
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.39 -0.432 1.03
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 20.95

* Based on an €80/tonne carbon price