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 4.14
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -3.56 -0.375 1.33
Prot (kg) -5.89 -0.441 2.60
Fertility Sub Index -14.25
Calving Interval (days) 6.68 -1.459 -9.75
Survival (%) -4.03 1.117 -4.50
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index -2.56
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 5.31 -0.432 -2.29
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index -13.06

* Based on an €80/tonne carbon price