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 24.90
Milk (kg) -561.00 -0.014 7.85
Fat (kg) -20.42 -0.375 7.65
Prot (kg) -21.29 -0.441 9.40
Fertility Sub Index 2.05
Calving Interval (days) -0.99 -1.459 1.44
Survival (%) 0.54 1.117 0.60
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -0.29
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.33 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 26.05

* Based on an €80/tonne carbon price