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 14.72
Milk (kg) -284.00 -0.014 3.98
Fat (kg) -13.73 -0.375 5.14
Prot (kg) -12.70 -0.441 5.61
Fertility Sub Index 8.00
Calving Interval (days) -5.30 -1.459 7.73
Survival (%) 0.24 1.117 0.27
Calving Sub Index 1.32
Gestation Length (days) -1.44 -0.919 1.32
Beef Sub Index 0.03
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index 21.39

* Based on an €80/tonne carbon price