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 1.63
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -0.86 -0.441 0.38
Fertility Sub Index -0.41
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 1.20 1.117 1.34
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index -1.72
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 7.90 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 5.50

* Based on an €80/tonne carbon price