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 1.58
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -0.82 -0.375 0.31
Prot (kg) -0.98 -0.441 0.43
Fertility Sub Index -0.91
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) 0.95 1.117 1.06
Calving Sub Index -0.91
Gestation Length (days) 0.99 -0.919 -0.91
Beef Sub Index -0.78
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 6.08 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 5.06

* Based on an €80/tonne carbon price