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 6.29
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) -10.38 -0.375 3.89
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index -2.33
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) -0.87 1.117 -0.97
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.34
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 5.02

* Based on an €80/tonne carbon price