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 11.21
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -11.51 -0.375 4.31
Prot (kg) -9.19 -0.441 4.06
Fertility Sub Index 3.96
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 2.14
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 21.46

* Based on an €80/tonne carbon price