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 12.66
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -14.41 -0.375 5.40
Prot (kg) -9.34 -0.441 4.12
Fertility Sub Index 2.59
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 1.08 1.117 1.21
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index -3.03
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 5.80 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 14.52

* Based on an €80/tonne carbon price