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 5.80
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -2.56 -0.375 0.96
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index 6.87
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 0.90 1.117 1.01
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 1.97
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 0.93 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 19.70

* Based on an €80/tonne carbon price