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 7.63
Milk (kg) -455.00 -0.014 6.37
Fat (kg) 4.06 -0.375 -1.52
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index 1.01
Calving Interval (days) 0.30 -1.459 -0.44
Survival (%) 1.30 1.117 1.45
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 15.69
Carcass Weight (kg) -36.60 -0.528 19.31
Age of Slaughter (days) 8.38 -0.432 -3.62
Maintenance Sub Index Maint. Sub Index 28.17
Live WT (kg) -91.90 -0.307 28.17
Total Carbon Sub Index 53.07

* Based on an €80/tonne carbon price