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 19.74
Milk (kg) -401.00 -0.014 5.61
Fat (kg) -20.41 -0.375 7.64
Prot (kg) -14.68 -0.441 6.48
Fertility Sub Index 7.39
Calving Interval (days) -4.48 -1.459 6.54
Survival (%) 0.76 1.117 0.85
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 2.99
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 0.16 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 33.14

* Based on an €80/tonne carbon price