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 19.58
Milk (kg) -344.00 -0.014 4.82
Fat (kg) -19.82 -0.375 7.42
Prot (kg) -16.62 -0.441 7.34
Fertility Sub Index 10.06
Calving Interval (days) -6.03 -1.459 8.80
Survival (%) 1.13 1.117 1.26
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 3.01
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 35.54

* Based on an €80/tonne carbon price