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 11.05
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -14.27 -0.375 5.34
Prot (kg) -5.73 -0.441 2.53
Fertility Sub Index 10.08
Calving Interval (days) -6.50 -1.459 9.48
Survival (%) 0.53 1.117 0.59
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 4.52
Carcass Weight (kg) -10.50 -0.528 5.54
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 7.33
Live WT (kg) -23.90 -0.307 7.33
Total Carbon Sub Index 32.43

* Based on an €80/tonne carbon price