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 10.23
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -11.37 -0.375 4.26
Prot (kg) -10.08 -0.441 4.45
Fertility Sub Index 2.80
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 0.94
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 19.36

* Based on an €80/tonne carbon price