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 10.07
Milk (kg) -211.00 -0.014 2.95
Fat (kg) -9.76 -0.375 3.66
Prot (kg) -7.84 -0.441 3.46
Fertility Sub Index 7.36
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) 0.87 1.117 0.97
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.36
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.32 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 26.28

* Based on an €80/tonne carbon price