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 4.26
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -9.02 -0.375 3.38
Prot (kg) -0.60 -0.441 0.26
Fertility Sub Index 5.73
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 1.88 1.117 2.10
Calving Sub Index -2.12
Gestation Length (days) 2.31 -0.919 -2.12
Beef Sub Index -2.09
Carcass Weight (kg) 7.50 -0.528 -3.96
Age of Slaughter (days) -4.33 -0.432 1.87
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index 5.23

* Based on an €80/tonne carbon price