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 14.88
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -14.31 -0.375 5.36
Prot (kg) -13.32 -0.441 5.88
Fertility Sub Index 4.59
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 1.13 1.117 1.26
Calving Sub Index -3.43
Gestation Length (days) 3.73 -0.919 -3.43
Beef Sub Index 2.20
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.43 -0.432 0.62
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 21.30

* Based on an €80/tonne carbon price