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 8.01
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -5.41 -0.375 2.03
Prot (kg) -7.92 -0.441 3.50
Fertility Sub Index 10.06
Calving Interval (days) -5.08 -1.459 7.41
Survival (%) 2.37 1.117 2.65
Calving Sub Index -1.19
Gestation Length (days) 1.29 -0.919 -1.19
Beef Sub Index 1.72
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.94 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 22.02

* Based on an €80/tonne carbon price