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 -6.88
Milk (kg) 216.00 -0.014 -3.02
Fat (kg) 7.65 -0.375 -2.87
Prot (kg) 2.25 -0.441 -0.99
Fertility Sub Index -14.00
Calving Interval (days) 7.03 -1.459 -10.26
Survival (%) -3.35 1.117 -3.74
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index -0.17
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -20.60

* Based on an €80/tonne carbon price