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 12.22
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -7.52 -0.375 2.82
Prot (kg) -13.60 -0.441 6.00
Fertility Sub Index -0.80
Calving Interval (days) 0.94 -1.459 -1.37
Survival (%) 0.51 1.117 0.57
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.24
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 11.88

* Based on an €80/tonne carbon price