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 3.92
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -4.51 -0.375 1.69
Prot (kg) -4.52 -0.441 1.99
Fertility Sub Index -5.74
Calving Interval (days) 2.80 -1.459 -4.09
Survival (%) -1.48 1.117 -1.65
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.69
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -1.98

* Based on an €80/tonne carbon price