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 10.13
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -12.72 -0.375 4.76
Prot (kg) -7.71 -0.441 3.40
Fertility Sub Index -2.77
Calving Interval (days) 2.58 -1.459 -3.76
Survival (%) 0.89 1.117 0.99
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 3.99
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 16.03

* Based on an €80/tonne carbon price