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 11.90
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -9.80 -0.375 3.67
Prot (kg) -11.47 -0.441 5.06
Fertility Sub Index 6.69
Calving Interval (days) -4.19 -1.459 6.11
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 2.11
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.62 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 25.41

* Based on an €80/tonne carbon price