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 4.15
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -6.97 -0.441 3.08
Fertility Sub Index -9.11
Calving Interval (days) 4.87 -1.459 -7.11
Survival (%) -1.79 1.117 -2.00
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index 0.80
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index -1.20
Live WT (kg) 3.90 -0.307 -1.20
Total Carbon Sub Index -4.01

* Based on an €80/tonne carbon price