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 27.22
Milk (kg) -414.00 -0.014 5.80
Fat (kg) -30.06 -0.375 11.26
Prot (kg) -23.03 -0.441 10.16
Fertility Sub Index 0.56
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) 0.57 1.117 0.64
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index -2.19
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 7.52 -0.432 -3.25
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 30.24

* Based on an €80/tonne carbon price