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 18.04
Milk (kg) -429.00 -0.014 6.01
Fat (kg) -15.66 -0.375 5.87
Prot (kg) -13.97 -0.441 6.17
Fertility Sub Index 10.87
Calving Interval (days) -6.46 -1.459 9.43
Survival (%) 1.29 1.117 1.44
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -1.28
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 31.62

* Based on an €80/tonne carbon price