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 25.49
Milk (kg) -507.00 -0.014 7.10
Fat (kg) -27.73 -0.375 10.39
Prot (kg) -18.14 -0.441 8.01
Fertility Sub Index 8.05
Calving Interval (days) -3.93 -1.459 5.73
Survival (%) 2.07 1.117 2.31
Calving Sub Index -0.71
Gestation Length (days) 0.77 -0.919 -0.71
Beef Sub Index 1.84
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 38.01

* Based on an €80/tonne carbon price