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 3.23
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -4.84 -0.375 1.81
Prot (kg) -0.80 -0.441 0.35
Fertility Sub Index 1.69
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 1.97
Gestation Length (days) -2.14 -0.919 1.97
Beef Sub Index -0.30
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index -2.42
Live WT (kg) 7.90 -0.307 -2.42
Total Carbon Sub Index 4.17

* Based on an €80/tonne carbon price