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 17.98
Milk (kg) -447.00 -0.014 6.26
Fat (kg) -11.83 -0.375 4.43
Prot (kg) -16.51 -0.441 7.29
Fertility Sub Index 5.32
Calving Interval (days) -2.96 -1.459 4.32
Survival (%) 0.90 1.117 1.01
Calving Sub Index -1.16
Gestation Length (days) 1.26 -0.919 -1.16
Beef Sub Index 4.22
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -1.46 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 32.06

* Based on an €80/tonne carbon price