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 1.85
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -1.55 -0.375 0.58
Prot (kg) -1.65 -0.441 0.73
Fertility Sub Index -4.98
Calving Interval (days) 2.43 -1.459 -3.55
Survival (%) -1.28 1.117 -1.43
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.14
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -1.57

* Based on an €80/tonne carbon price