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 4.97
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -8.09 -0.375 3.03
Prot (kg) -0.99 -0.441 0.44
Fertility Sub Index 7.70
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) 2.36 1.117 2.64
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.47
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -0.95 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 25.16

* Based on an €80/tonne carbon price