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 5.33
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -4.12 -0.375 1.54
Prot (kg) -3.38 -0.441 1.49
Fertility Sub Index -8.92
Calving Interval (days) 4.10 -1.459 -5.98
Survival (%) -2.63 1.117 -2.94
Calving Sub Index 1.07
Gestation Length (days) -1.16 -0.919 1.07
Beef Sub Index -1.68
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index -2.08
Live WT (kg) 6.80 -0.307 -2.08
Total Carbon Sub Index -6.30

* Based on an €80/tonne carbon price