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 15.19
Milk (kg) -379.00 -0.014 5.31
Fat (kg) -15.02 -0.375 5.63
Prot (kg) -9.64 -0.441 4.25
Fertility Sub Index 6.11
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) 0.31 1.117 0.35
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 1.35
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 27.62

* Based on an €80/tonne carbon price