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 7.86
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -8.41 -0.375 3.15
Prot (kg) -7.46 -0.441 3.29
Fertility Sub Index 2.64
Calving Interval (days) -2.03 -1.459 2.96
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index 3.07
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) -0.03 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 19.92

* Based on an €80/tonne carbon price