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 0.17
Milk (kg) 38.00 -0.014 -0.53
Fat (kg) -3.55 -0.375 1.33
Prot (kg) 1.43 -0.441 -0.63
Fertility Sub Index 2.33
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 2.16 1.117 2.41
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 1.26
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 4.45

* Based on an €80/tonne carbon price