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 14.37
Milk (kg) -402.00 -0.014 5.63
Fat (kg) -8.09 -0.375 3.03
Prot (kg) -12.95 -0.441 5.72
Fertility Sub Index 4.37
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 0.28 1.117 0.31
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 0.45
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 23.55

* Based on an €80/tonne carbon price