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 19.08
Milk (kg) -369.00 -0.014 5.17
Fat (kg) -16.51 -0.375 6.18
Prot (kg) -17.51 -0.441 7.73
Fertility Sub Index 3.05
Calving Interval (days) -1.34 -1.459 1.96
Survival (%) 0.98 1.117 1.09
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index 0.06
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 23.22

* Based on an €80/tonne carbon price