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 7.35
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -8.03 -0.375 3.01
Prot (kg) -4.45 -0.441 1.96
Fertility Sub Index -13.23
Calving Interval (days) 6.63 -1.459 -9.67
Survival (%) -3.18 1.117 -3.55
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index -1.12
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 4.54 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -5.05

* Based on an €80/tonne carbon price