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 -1.70
Milk (kg) -8.00 -0.014 0.11
Fat (kg) 2.39 -0.375 -0.90
Prot (kg) 2.08 -0.441 -0.92
Fertility Sub Index -2.06
Calving Interval (days) 0.98 -1.459 -1.43
Survival (%) -0.56 1.117 -0.63
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.40
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.13 -0.432 0.92
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 8.62

* Based on an €80/tonne carbon price