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 13.06
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -14.89 -0.375 5.58
Prot (kg) -12.48 -0.441 5.51
Fertility Sub Index -10.59
Calving Interval (days) 5.14 -1.459 -7.50
Survival (%) -2.77 1.117 -3.09
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.74
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -0.50 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 6.46

* Based on an €80/tonne carbon price