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 7.72
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -9.40 -0.375 3.52
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index 7.17
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 1.55 1.117 1.73
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index -0.03
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 17.28

* Based on an €80/tonne carbon price