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 5.58
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -11.63 -0.375 4.36
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index 8.26
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 2.76 1.117 3.08
Calving Sub Index -1.77
Gestation Length (days) 1.93 -0.919 -1.77
Beef Sub Index -1.37
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 3.78 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 16.13

* Based on an €80/tonne carbon price