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 -2.31
Milk (kg) 83.00 -0.014 -1.16
Fat (kg) 0.70 -0.375 -0.26
Prot (kg) 2.00 -0.441 -0.88
Fertility Sub Index -0.08
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) 0.82 1.117 0.92
Calving Sub Index 1.36
Gestation Length (days) -1.48 -0.919 1.36
Beef Sub Index 0.48
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 6.23 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -2.09

* Based on an €80/tonne carbon price