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 41.69
Milk (kg) -853.00 -0.014 11.94
Fat (kg) -48.31 -0.375 18.09
Prot (kg) -26.41 -0.441 11.66
Fertility Sub Index 4.65
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.95
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 49.12

* Based on an €80/tonne carbon price