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 11.24
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -6.75 -0.375 2.53
Prot (kg) -14.28 -0.441 6.30
Fertility Sub Index -4.37
Calving Interval (days) 1.19 -1.459 -1.74
Survival (%) -2.36 1.117 -2.64
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 1.54
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 12.55

* Based on an €80/tonne carbon price