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 1.29
Milk (kg) -63.00 -0.014 0.88
Fat (kg) 0.01 -0.375 0.00
Prot (kg) -0.93 -0.441 0.41
Fertility Sub Index 7.04
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 2.03 1.117 2.27
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.65
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 17.26

* Based on an €80/tonne carbon price