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 17.34
Milk (kg) -725.00 -0.014 10.15
Fat (kg) -2.21 -0.375 0.83
Prot (kg) -14.42 -0.441 6.36
Fertility Sub Index 5.91
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 1.63 1.117 1.82
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 6.36
Carcass Weight (kg) -18.90 -0.528 9.97
Age of Slaughter (days) 8.37 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 15.91
Live WT (kg) -51.90 -0.307 15.91
Total Carbon Sub Index 45.54

* Based on an €80/tonne carbon price