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 0.99
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 0.35 -0.375 -0.13
Prot (kg) -2.51 -0.441 1.11
Fertility Sub Index -3.60
Calving Interval (days) 1.80 -1.459 -2.63
Survival (%) -0.87 1.117 -0.97
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index 0.39
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index -2.10

* Based on an €80/tonne carbon price