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 3.27
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -3.55 -0.375 1.33
Prot (kg) -2.42 -0.441 1.07
Fertility Sub Index 7.54
Calving Interval (days) -3.98 -1.459 5.81
Survival (%) 1.55 1.117 1.73
Calving Sub Index 1.63
Gestation Length (days) -1.77 -0.919 1.63
Beef Sub Index 2.88
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 21.69

* Based on an €80/tonne carbon price