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 2.86
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -2.94 -0.375 1.10
Prot (kg) -2.56 -0.441 1.13
Fertility Sub Index -0.12
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 4.43
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) -1.70 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 17.06

* Based on an €80/tonne carbon price