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 5.86
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -4.94 -0.375 1.85
Prot (kg) -4.51 -0.441 1.99
Fertility Sub Index 7.12
Calving Interval (days) -4.09 -1.459 5.97
Survival (%) 1.03 1.117 1.15
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index 2.86
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) -0.03 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 22.45

* Based on an €80/tonne carbon price