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 9.07
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -7.79 -0.375 2.92
Prot (kg) -10.07 -0.441 4.44
Fertility Sub Index -3.43
Calving Interval (days) 1.67 -1.459 -2.44
Survival (%) -0.89 1.117 -0.99
Calving Sub Index -1.24
Gestation Length (days) 1.35 -0.919 -1.24
Beef Sub Index -0.07
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 6.08

* Based on an €80/tonne carbon price