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 13.68
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -16.36 -0.375 6.13
Prot (kg) -9.50 -0.441 4.19
Fertility Sub Index -0.80
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -1.99
Gestation Length (days) 2.17 -0.919 -1.99
Beef Sub Index -2.50
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 3.46 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 11.27

* Based on an €80/tonne carbon price