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 3.05
Milk (kg) 52.00 -0.014 -0.73
Fat (kg) -9.18 -0.375 3.44
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index 4.63
Calving Interval (days) -2.96 -1.459 4.32
Survival (%) 0.28 1.117 0.31
Calving Sub Index 2.56
Gestation Length (days) -2.78 -0.919 2.56
Beef Sub Index -3.87
Carcass Weight (kg) 5.80 -0.528 -3.06
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index -3.00
Live WT (kg) 9.80 -0.307 -3.00
Total Carbon Sub Index 3.36

* Based on an €80/tonne carbon price