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 9.73
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -9.15 -0.375 3.43
Prot (kg) -6.99 -0.441 3.09
Fertility Sub Index 6.07
Calving Interval (days) -3.08 -1.459 4.49
Survival (%) 1.41 1.117 1.58
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 2.65
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 4.38 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 24.18

* Based on an €80/tonne carbon price