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 9.34
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -6.52 -0.375 2.44
Prot (kg) -9.64 -0.441 4.25
Fertility Sub Index 3.46
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index -2.75
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 6.13 -0.432 -2.65
Maintenance Sub Index Maint. Sub Index -3.22
Live WT (kg) 10.50 -0.307 -3.22
Total Carbon Sub Index 7.02

* Based on an €80/tonne carbon price