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 8.28
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -5.90 -0.375 2.21
Prot (kg) -7.37 -0.441 3.25
Fertility Sub Index 7.92
Calving Interval (days) -4.25 -1.459 6.20
Survival (%) 1.54 1.117 1.72
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.17
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.38 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 25.48

* Based on an €80/tonne carbon price