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 22.51
Milk (kg) -551.00 -0.014 7.71
Fat (kg) -17.48 -0.375 6.55
Prot (kg) -18.69 -0.441 8.25
Fertility Sub Index 12.84
Calving Interval (days) -7.97 -1.459 11.63
Survival (%) 1.08 1.117 1.21
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index 2.42
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 0.27 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 43.50

* Based on an €80/tonne carbon price