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 15.55
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -17.83 -0.375 6.68
Prot (kg) -13.88 -0.441 6.13
Fertility Sub Index -1.14
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -0.97 1.117 -1.08
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index 3.39
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -1.00 -0.432 0.43
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 20.72

* Based on an €80/tonne carbon price