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 11.38
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -10.15 -0.375 3.80
Prot (kg) -9.97 -0.441 4.40
Fertility Sub Index 0.07
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) -1.15 1.117 -1.28
Calving Sub Index 1.30
Gestation Length (days) -1.41 -0.919 1.30
Beef Sub Index 2.81
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.20 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 19.98

* Based on an €80/tonne carbon price