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 15.11
Milk (kg) -442.00 -0.014 6.19
Fat (kg) -12.92 -0.375 4.84
Prot (kg) -9.26 -0.441 4.09
Fertility Sub Index 5.55
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 0.46 1.117 0.51
Calving Sub Index -0.98
Gestation Length (days) 1.07 -0.919 -0.98
Beef Sub Index -4.06
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 5.26 -0.432 -2.27
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 18.00

* Based on an €80/tonne carbon price