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 19.35
Milk (kg) -292.00 -0.014 4.09
Fat (kg) -21.41 -0.375 8.02
Prot (kg) -16.42 -0.441 7.25
Fertility Sub Index 6.31
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 1.76 1.117 1.97
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -1.64
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 6.13 -0.432 -2.65
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 28.37

* Based on an €80/tonne carbon price