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 8.16
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -9.35 -0.375 3.50
Prot (kg) -6.78 -0.441 2.99
Fertility Sub Index -3.05
Calving Interval (days) 2.78 -1.459 -4.06
Survival (%) 0.90 1.117 1.01
Calving Sub Index -1.69
Gestation Length (days) 1.84 -0.919 -1.69
Beef Sub Index -1.28
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 5.65 -0.432 -2.44
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 7.10

* Based on an €80/tonne carbon price