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 7.50
Milk (kg) -285.00 -0.014 3.99
Fat (kg) 1.32 -0.375 -0.49
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index -2.65
Calving Interval (days) 0.45 -1.459 -0.66
Survival (%) -1.78 1.117 -1.99
Calving Sub Index 2.81
Gestation Length (days) -3.06 -0.919 2.81
Beef Sub Index 2.12
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.37 -0.432 0.59
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 10.80

* Based on an €80/tonne carbon price