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 8.89
Milk (kg) -472.00 -0.014 6.61
Fat (kg) 2.39 -0.375 -0.90
Prot (kg) -7.19 -0.441 3.17
Fertility Sub Index 6.90
Calving Interval (days) -4.07 -1.459 5.94
Survival (%) 0.86 1.117 0.96
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index 6.39
Carcass Weight (kg) -17.80 -0.528 9.39
Age of Slaughter (days) 6.95 -0.432 -3.00
Maintenance Sub Index Maint. Sub Index 14.75
Live WT (kg) -48.10 -0.307 14.75
Total Carbon Sub Index 38.09

* Based on an €80/tonne carbon price