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 1.17
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -2.92 -0.375 1.09
Prot (kg) 1.23 -0.441 -0.54
Fertility Sub Index -4.60
Calving Interval (days) 3.38 -1.459 -4.93
Survival (%) 0.30 1.117 0.34
Calving Sub Index -0.81
Gestation Length (days) 0.88 -0.919 -0.81
Beef Sub Index -3.82
Carcass Weight (kg) 5.20 -0.528 -2.74
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index -9.14

* Based on an €80/tonne carbon price