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 3.03
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -3.23 -0.375 1.21
Prot (kg) -3.50 -0.441 1.54
Fertility Sub Index -5.65
Calving Interval (days) 2.74 -1.459 -4.00
Survival (%) -1.48 1.117 -1.65
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.26
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -2.14

* Based on an €80/tonne carbon price