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 20.09
Milk (kg) -509.00 -0.014 7.13
Fat (kg) -15.01 -0.375 5.62
Prot (kg) -16.64 -0.441 7.34
Fertility Sub Index 8.55
Calving Interval (days) -6.60 -1.459 9.63
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index 2.18
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 36.53

* Based on an €80/tonne carbon price