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 14.65
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -17.25 -0.375 6.46
Prot (kg) -10.76 -0.441 4.75
Fertility Sub Index 0.25
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) 0.26 1.117 0.29
Calving Sub Index -1.76
Gestation Length (days) 1.92 -0.919 -1.76
Beef Sub Index -2.02
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 15.74

* Based on an €80/tonne carbon price