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 12.53
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -9.03 -0.375 3.38
Prot (kg) -13.77 -0.441 6.08
Fertility Sub Index 6.97
Calving Interval (days) -3.91 -1.459 5.70
Survival (%) 1.13 1.117 1.26
Calving Sub Index -3.67
Gestation Length (days) 3.99 -0.919 -3.67
Beef Sub Index 1.69
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.85 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 20.83

* Based on an €80/tonne carbon price