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 -4.67
Milk (kg) 98.00 -0.014 -1.37
Fat (kg) 3.09 -0.375 -1.16
Prot (kg) 4.84 -0.441 -2.14
Fertility Sub Index -7.12
Calving Interval (days) 3.41 -1.459 -4.98
Survival (%) -1.92 1.117 -2.15
Calving Sub Index 2.55
Gestation Length (days) -2.77 -0.919 2.55
Beef Sub Index -0.28
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 5.53 -0.432 -2.39
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -10.81

* Based on an €80/tonne carbon price