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 5.30
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -4.26 -0.441 1.88
Fertility Sub Index -8.26
Calving Interval (days) 4.14 -1.459 -6.04
Survival (%) -1.99 1.117 -2.22
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -0.06
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -2.09

* Based on an €80/tonne carbon price