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 5.07
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -7.06 -0.375 2.64
Prot (kg) -5.38 -0.441 2.37
Fertility Sub Index -2.15
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 3.43
Gestation Length (days) -3.73 -0.919 3.43
Beef Sub Index 0.00
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 6.84 -0.432 -2.95
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 10.96

* Based on an €80/tonne carbon price