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 4.13
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -3.33 -0.375 1.25
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index 1.72
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 1.36
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.27 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 11.38

* Based on an €80/tonne carbon price