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 -2.03
Milk (kg) -12.00 -0.014 0.17
Fat (kg) 3.40 -0.375 -1.27
Prot (kg) 2.09 -0.441 -0.92
Fertility Sub Index 15.37
Calving Interval (days) -9.33 -1.459 13.61
Survival (%) 1.57 1.117 1.75
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.55
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 20.37

* Based on an €80/tonne carbon price