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 0.71
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -2.59 -0.375 0.97
Prot (kg) 0.97 -0.441 -0.43
Fertility Sub Index 0.20
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.38
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.71 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 8.49

* Based on an €80/tonne carbon price