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 17.13
Milk (kg) -405.00 -0.014 5.67
Fat (kg) -11.30 -0.375 4.23
Prot (kg) -16.38 -0.441 7.23
Fertility Sub Index 9.41
Calving Interval (days) -4.90 -1.459 7.15
Survival (%) 2.02 1.117 2.26
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 2.37
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 32.37

* Based on an €80/tonne carbon price