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 1.18
Milk (kg) -91.00 -0.014 1.27
Fat (kg) 1.20 -0.375 -0.45
Prot (kg) -0.81 -0.441 0.36
Fertility Sub Index 3.14
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 0.90 1.117 1.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.98
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 2.90

* Based on an €80/tonne carbon price