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 14.48
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -5.95 -0.375 2.23
Prot (kg) -17.84 -0.441 7.87
Fertility Sub Index 5.69
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 1.57 1.117 1.75
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -1.35
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 7.78 -0.432 -3.36
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 23.10

* Based on an €80/tonne carbon price