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 10.63
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -9.27 -0.375 3.47
Prot (kg) -11.33 -0.441 5.00
Fertility Sub Index -14.63
Calving Interval (days) 7.49 -1.459 -10.93
Survival (%) -3.31 1.117 -3.70
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 0.27
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -2.99

* Based on an €80/tonne carbon price