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 0.96
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -1.05 -0.375 0.39
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index -0.61
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) 1.14 1.117 1.27
Calving Sub Index -0.57
Gestation Length (days) 0.62 -0.919 -0.57
Beef Sub Index -1.87
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 7.38 -0.432 -3.19
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 3.96

* Based on an €80/tonne carbon price