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 3.72
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index -3.82
Calving Interval (days) 1.89 -1.459 -2.76
Survival (%) -0.95 1.117 -1.06
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.53
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 2.09

* Based on an €80/tonne carbon price