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 7.03
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -9.02 -0.441 3.98
Fertility Sub Index 5.07
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 1.80 1.117 2.01
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 4.41
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 23.37

* Based on an €80/tonne carbon price