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 7.03
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 3.30 -0.375 -1.24
Prot (kg) -18.92 -0.441 8.35
Fertility Sub Index -4.48
Calving Interval (days) 2.13 -1.459 -3.11
Survival (%) -1.23 1.117 -1.37
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.36
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 3.58

* Based on an €80/tonne carbon price