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 2.46
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -2.38 -0.375 0.89
Prot (kg) -2.26 -0.441 1.00
Fertility Sub Index -0.29
Calving Interval (days) -0.01 -1.459 0.01
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.92
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -0.91 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 14.38

* Based on an €80/tonne carbon price