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 -2.11
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) -2.78 -0.375 1.04
Prot (kg) 5.37 -0.441 -2.37
Fertility Sub Index 12.27
Calving Interval (days) -7.71 -1.459 11.25
Survival (%) 0.91 1.117 1.02
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index 6.87
Carcass Weight (kg) -18.80 -0.528 9.92
Age of Slaughter (days) 7.05 -0.432 -3.04
Maintenance Sub Index Maint. Sub Index 11.80
Live WT (kg) -38.50 -0.307 11.80
Total Carbon Sub Index 30.23

* Based on an €80/tonne carbon price