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 7.36
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -4.37 -0.375 1.64
Prot (kg) -8.28 -0.441 3.65
Fertility Sub Index -4.63
Calving Interval (days) 2.25 -1.459 -3.28
Survival (%) -1.21 1.117 -1.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.09
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 4.35

* Based on an €80/tonne carbon price