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 -6.55
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) 11.08 -0.375 -4.15
Prot (kg) 4.84 -0.441 -2.14
Fertility Sub Index 8.53
Calving Interval (days) -5.43 -1.459 7.92
Survival (%) 0.54 1.117 0.60
Calving Sub Index 1.97
Gestation Length (days) -2.14 -0.919 1.97
Beef Sub Index -3.36
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index -2.58
Live WT (kg) 8.40 -0.307 -2.58
Total Carbon Sub Index -1.99

* Based on an €80/tonne carbon price