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 8.44
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -7.63 -0.375 2.86
Prot (kg) -7.12 -0.441 3.14
Fertility Sub Index -4.64
Calving Interval (days) 3.84 -1.459 -5.60
Survival (%) 0.86 1.117 0.96
Calving Sub Index -1.64
Gestation Length (days) 1.78 -0.919 -1.64
Beef Sub Index -1.65
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 5.29 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 2.35

* Based on an €80/tonne carbon price