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 5.34
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -2.59 -0.375 0.97
Prot (kg) -4.71 -0.441 2.08
Fertility Sub Index 6.03
Calving Interval (days) -3.75 -1.459 5.47
Survival (%) 0.50 1.117 0.56
Calving Sub Index 1.78
Gestation Length (days) -1.94 -0.919 1.78
Beef Sub Index 1.08
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 17.49

* Based on an €80/tonne carbon price