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 10.27
Milk (kg) -285.00 -0.014 3.99
Fat (kg) -7.68 -0.375 2.88
Prot (kg) -7.70 -0.441 3.40
Fertility Sub Index 5.17
Calving Interval (days) -2.36 -1.459 3.44
Survival (%) 1.55 1.117 1.73
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 1.82
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 2.87 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 21.64

* Based on an €80/tonne carbon price