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 -3.76
Milk (kg) -33.00 -0.014 0.46
Fat (kg) 10.00 -0.375 -3.75
Prot (kg) 1.08 -0.441 -0.48
Fertility Sub Index -2.84
Calving Interval (days) 1.64 -1.459 -2.39
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 2.69
Gestation Length (days) -2.93 -0.919 2.69
Beef Sub Index 5.20
Carcass Weight (kg) -14.20 -0.528 7.49
Age of Slaughter (days) 5.31 -0.432 -2.29
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 8.03

* Based on an €80/tonne carbon price