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 -3.29
Milk (kg) 162.00 -0.014 -2.27
Fat (kg) 2.00 -0.375 -0.75
Prot (kg) 0.61 -0.441 -0.27
Fertility Sub Index -17.02
Calving Interval (days) 9.11 -1.459 -13.29
Survival (%) -3.34 1.117 -3.73
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index -2.35
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 4.83 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -20.69

* Based on an €80/tonne carbon price