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 12.58
Milk (kg) -252.00 -0.014 3.53
Fat (kg) -11.50 -0.375 4.31
Prot (kg) -10.74 -0.441 4.74
Fertility Sub Index 8.33
Calving Interval (days) -5.66 -1.459 8.26
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index 2.44
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 27.98

* Based on an €80/tonne carbon price