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 2.13
Milk (kg) -77.00 -0.014 1.08
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index 3.94
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 2.30
Gestation Length (days) -2.50 -0.919 2.30
Beef Sub Index -2.84
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 6.34 -0.432 -2.74
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 3.38

* Based on an €80/tonne carbon price