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 6.54
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -9.81 -0.375 3.67
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index -7.29
Calving Interval (days) 3.48 -1.459 -5.08
Survival (%) -1.98 1.117 -2.21
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index -4.22
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 6.23 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index -3.25
Live WT (kg) 10.60 -0.307 -3.25
Total Carbon Sub Index -8.34

* Based on an €80/tonne carbon price