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 18.01
Milk (kg) -464.00 -0.014 6.50
Fat (kg) -13.71 -0.375 5.14
Prot (kg) -14.46 -0.441 6.38
Fertility Sub Index 1.25
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 2.09
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.17 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 25.26

* Based on an €80/tonne carbon price