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 5.51
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -6.81 -0.375 2.55
Prot (kg) -3.78 -0.441 1.67
Fertility Sub Index 7.13
Calving Interval (days) -4.90 -1.459 7.15
Survival (%) -0.02 1.117 -0.02
Calving Sub Index 3.07
Gestation Length (days) -3.34 -0.919 3.07
Beef Sub Index 4.20
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) 0.17 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 23.89

* Based on an €80/tonne carbon price