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 21.55
Milk (kg) -420.00 -0.014 5.88
Fat (kg) -20.50 -0.375 7.68
Prot (kg) -18.11 -0.441 7.99
Fertility Sub Index -1.25
Calving Interval (days) 0.02 -1.459 -0.03
Survival (%) -1.09 1.117 -1.22
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index 2.24
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.16 -0.432 0.50
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 24.12

* Based on an €80/tonne carbon price