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 11.08
Milk (kg) -303.00 -0.014 4.24
Fat (kg) -6.35 -0.375 2.38
Prot (kg) -10.11 -0.441 4.46
Fertility Sub Index -1.56
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.90 1.117 -1.01
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index -0.06
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 5.77 -0.432 -2.49
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 15.49

* Based on an €80/tonne carbon price