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 4.26
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -3.76 -0.375 1.41
Prot (kg) -4.41 -0.441 1.95
Fertility Sub Index -17.22
Calving Interval (days) 6.45 -1.459 -9.41
Survival (%) -6.99 1.117 -7.81
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.72
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -10.95

* Based on an €80/tonne carbon price