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 -3.99
Milk (kg) -4.00 -0.014 0.06
Fat (kg) 4.45 -0.375 -1.67
Prot (kg) 5.40 -0.441 -2.38
Fertility Sub Index 0.15
Calving Interval (days) 0.18 -1.459 -0.26
Survival (%) 0.37 1.117 0.41
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -1.90
Carcass Weight (kg) 6.60 -0.528 -3.48
Age of Slaughter (days) -3.67 -0.432 1.58
Maintenance Sub Index Maint. Sub Index -6.10
Live WT (kg) 19.90 -0.307 -6.10
Total Carbon Sub Index -12.22

* Based on an €80/tonne carbon price