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 8.08
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -6.68 -0.375 2.50
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 9.36
Calving Interval (days) -4.83 -1.459 7.05
Survival (%) 2.07 1.117 2.31
Calving Sub Index -0.68
Gestation Length (days) 0.74 -0.919 -0.68
Beef Sub Index 1.87
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 21.70

* Based on an €80/tonne carbon price