Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 10.44
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -14.37 -0.375 5.38
Prot (kg) -5.78 -0.441 2.55
Fertility Sub Index -0.48
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) 0.07 1.117 0.08
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.53
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -2.93 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 22.45

* Based on an €80/tonne carbon price