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 8.47
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -6.51 -0.375 2.44
Prot (kg) -13.01 -0.441 5.74
Fertility Sub Index -8.14
Calving Interval (days) 3.42 -1.459 -4.99
Survival (%) -2.82 1.117 -3.15
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index -0.35
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index -3.00
Live WT (kg) 9.80 -0.307 -3.00
Total Carbon Sub Index -3.07

* Based on an €80/tonne carbon price