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 18.26
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -18.62 -0.375 6.97
Prot (kg) -16.44 -0.441 7.26
Fertility Sub Index 5.45
Calving Interval (days) -3.06 -1.459 4.46
Survival (%) 0.88 1.117 0.98
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index -0.97
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 4.82 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 24.08

* Based on an €80/tonne carbon price