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 12.17
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -11.62 -0.375 4.35
Prot (kg) -12.63 -0.441 5.57
Fertility Sub Index -5.49
Calving Interval (days) 3.01 -1.459 -4.39
Survival (%) -0.98 1.117 -1.09
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.59
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 9.02

* Based on an €80/tonne carbon price