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 14.84
Milk (kg) -445.00 -0.014 6.23
Fat (kg) -8.24 -0.375 3.09
Prot (kg) -12.51 -0.441 5.52
Fertility Sub Index 7.15
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 1.35 1.117 1.51
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 0.55
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 25.56

* Based on an €80/tonne carbon price