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 15.53
Milk (kg) -645.00 -0.014 9.03
Fat (kg) -2.93 -0.375 1.10
Prot (kg) -12.23 -0.441 5.40
Fertility Sub Index 3.98
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) 1.71 1.117 1.91
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.09
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 7.86 -0.432 -3.39
Maintenance Sub Index Maint. Sub Index 9.87
Live WT (kg) -32.20 -0.307 9.87
Total Carbon Sub Index 30.20

* Based on an €80/tonne carbon price