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 -0.52
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 0.62 -0.375 -0.23
Prot (kg) 0.53 -0.441 -0.23
Fertility Sub Index 7.11
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 1.87 1.117 2.09
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.56
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.39 -0.432 1.03
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 18.21

* Based on an €80/tonne carbon price