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 -1.06
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) 2.95 -0.375 -1.10
Prot (kg) -0.26 -0.441 0.11
Fertility Sub Index 8.14
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) 2.75 1.117 3.07
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index 2.96
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 17.88

* Based on an €80/tonne carbon price