Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 8.63
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -5.46 -0.375 2.05
Prot (kg) -9.71 -0.441 4.29
Fertility Sub Index 0.55
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index -0.02
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 10.12

* Based on an €80/tonne carbon price