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 4.38
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -7.99 -0.375 2.99
Prot (kg) -2.76 -0.441 1.22
Fertility Sub Index -1.96
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) -2.90 1.117 -3.24
Calving Sub Index 3.72
Gestation Length (days) -4.05 -0.919 3.72
Beef Sub Index -5.38
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 12.10 -0.432 -5.22
Maintenance Sub Index Maint. Sub Index -5.82
Live WT (kg) 19.00 -0.307 -5.82
Total Carbon Sub Index -5.06

* Based on an €80/tonne carbon price