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 15.06
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -17.57 -0.375 6.58
Prot (kg) -10.97 -0.441 4.84
Fertility Sub Index 1.00
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.33 1.117 0.37
Calving Sub Index -1.80
Gestation Length (days) 1.96 -0.919 -1.80
Beef Sub Index -3.72
Carcass Weight (kg) 7.20 -0.528 -3.80
Age of Slaughter (days) -0.19 -0.432 0.08
Maintenance Sub Index Maint. Sub Index -1.32
Live WT (kg) 4.30 -0.307 -1.32
Total Carbon Sub Index 9.23

* Based on an €80/tonne carbon price