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 27.22
Milk (kg) -900.00 -0.014 12.60
Fat (kg) -11.59 -0.375 4.34
Prot (kg) -23.29 -0.441 10.28
Fertility Sub Index 0.15
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) 0.70 1.117 0.78
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index 0.01
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 7.79 -0.432 -3.36
Maintenance Sub Index Maint. Sub Index 9.99
Live WT (kg) -32.60 -0.307 9.99
Total Carbon Sub Index 38.18

* Based on an €80/tonne carbon price