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 7.92
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -6.89 -0.375 2.58
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index 7.49
Calving Interval (days) -4.35 -1.459 6.35
Survival (%) 1.02 1.117 1.14
Calving Sub Index 2.53
Gestation Length (days) -2.75 -0.919 2.53
Beef Sub Index 3.03
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -1.15 -0.432 0.50
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index 19.53

* Based on an €80/tonne carbon price