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 1.07
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -1.64 -0.375 0.61
Prot (kg) -0.55 -0.441 0.24
Fertility Sub Index -11.23
Calving Interval (days) 6.50 -1.459 -9.48
Survival (%) -1.56 1.117 -1.74
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index -1.03
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index -8.92

* Based on an €80/tonne carbon price