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 2.97
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -0.21 -0.375 0.08
Prot (kg) -2.85 -0.441 1.26
Fertility Sub Index 4.09
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -2.28
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.70 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 12.25

* Based on an €80/tonne carbon price