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 12.07
Milk (kg) -282.00 -0.014 3.95
Fat (kg) -8.07 -0.375 3.02
Prot (kg) -11.55 -0.441 5.10
Fertility Sub Index 16.59
Calving Interval (days) -8.64 -1.459 12.61
Survival (%) 3.57 1.117 3.99
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 0.03
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 30.41

* Based on an €80/tonne carbon price