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 6.87
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -6.35 -0.375 2.38
Prot (kg) -5.84 -0.441 2.58
Fertility Sub Index -5.20
Calving Interval (days) 2.28 -1.459 -3.33
Survival (%) -1.68 1.117 -1.88
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.62
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 4.07

* Based on an €80/tonne carbon price