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 6.08
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -3.44 -0.375 1.29
Prot (kg) -3.55 -0.441 1.57
Fertility Sub Index 8.37
Calving Interval (days) -4.96 -1.459 7.24
Survival (%) 1.01 1.117 1.13
Calving Sub Index 2.62
Gestation Length (days) -2.85 -0.919 2.62
Beef Sub Index -1.46
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 14.07

* Based on an €80/tonne carbon price