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 4.93
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -4.90 -0.375 1.84
Prot (kg) -2.15 -0.441 0.95
Fertility Sub Index 9.17
Calving Interval (days) -5.90 -1.459 8.61
Survival (%) 0.50 1.117 0.56
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.07
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.32 -0.432 1.43
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 19.32

* Based on an €80/tonne carbon price