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 9.37
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -9.72 -0.375 3.64
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index 7.72
Calving Interval (days) -4.50 -1.459 6.57
Survival (%) 1.03 1.117 1.15
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 2.13
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -0.28 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 25.49

* Based on an €80/tonne carbon price