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 9.29
Milk (kg) -320.00 -0.014 4.48
Fat (kg) -6.41 -0.375 2.40
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index 4.46
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 0.09 1.117 0.10
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index 0.62
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.07 -0.432 -1.76
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 21.75

* Based on an €80/tonne carbon price