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 7.53
Milk (kg) -16.00 -0.014 0.22
Fat (kg) 3.18 -0.375 -1.19
Prot (kg) -19.26 -0.441 8.50
Fertility Sub Index -4.98
Calving Interval (days) 2.54 -1.459 -3.71
Survival (%) -1.14 1.117 -1.27
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.23
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 3.58

* Based on an €80/tonne carbon price