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 7.82
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -3.45 -0.375 1.29
Prot (kg) -9.04 -0.441 3.99
Fertility Sub Index -5.87
Calving Interval (days) 2.82 -1.459 -4.11
Survival (%) -1.57 1.117 -1.75
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -2.09
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 3.55

* Based on an €80/tonne carbon price