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 1.50
Milk (kg) 44.00 -0.014 -0.62
Fat (kg) -2.96 -0.375 1.11
Prot (kg) -2.29 -0.441 1.01
Fertility Sub Index 0.19
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) 0.08 1.117 0.09
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.10
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 10.11

* Based on an €80/tonne carbon price