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 1.67
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -0.23 -0.375 0.09
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index 2.66
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 1.96
Gestation Length (days) -2.13 -0.919 1.96
Beef Sub Index 2.16
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 2.32 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 12.59

* Based on an €80/tonne carbon price