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 8.92
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -4.15 -0.375 1.55
Prot (kg) -7.56 -0.441 3.34
Fertility Sub Index 4.05
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 1.50 1.117 1.68
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.24
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 8.49 -0.432 -3.67
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 20.20

* Based on an €80/tonne carbon price