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 -4.09
Milk (kg) 221.00 -0.014 -3.09
Fat (kg) 1.46 -0.375 -0.55
Prot (kg) 1.01 -0.441 -0.45
Fertility Sub Index -5.10
Calving Interval (days) 2.36 -1.459 -3.44
Survival (%) -1.48 1.117 -1.65
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.24
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index -7.47

* Based on an €80/tonne carbon price