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 18.33
Milk (kg) -518.00 -0.014 7.25
Fat (kg) -12.17 -0.375 4.56
Prot (kg) -14.77 -0.441 6.52
Fertility Sub Index -2.15
Calving Interval (days) 1.09 -1.459 -1.59
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.77
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 19.15

* Based on an €80/tonne carbon price