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 4.78
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -2.00 -0.375 0.75
Prot (kg) -4.66 -0.441 2.06
Fertility Sub Index -2.25
Calving Interval (days) 1.75 -1.459 -2.55
Survival (%) 0.27 1.117 0.30
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 9.54
Carcass Weight (kg) -24.50 -0.528 12.92
Age of Slaughter (days) 7.84 -0.432 -3.38
Maintenance Sub Index Maint. Sub Index 20.32
Live WT (kg) -66.30 -0.307 20.32
Total Carbon Sub Index 33.12

* Based on an €80/tonne carbon price